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@pelikhan pelikhan requested a review from bzorn June 2, 2025 21:27
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github-actions bot commented Jun 2, 2025

Annotations from the provided diff:

Linter: no-fix-mes

  • No fixMe comments detected. All clear here.

Linter: grumpy-dev

Sarcastic, grumpy breakdown of the changes:

  1. Removed a GitHub action step: Fine, rip out the "github models" action. Who needs clarity or useful models anyway?
  2. Added custom-action.yml: Another YAML file? Back in my day, we kept these lightweight. Looks like "YAML fatigue" is real.
  3. Changes in Astro app configuration and package.json: Why bump versions? Any rationale? Or just because "latest and greatest" is assumed?
  4. Draft blog posts: Markdown placeholders? Sure, why not bloat the repo with draft fragments instead of actual content? Solid time management.

Linter: diagrams

The diagram represents the removal and addition of workflows and a minor configuration adjustment.

graph TD
    A[.github/workflows/genai-blog-post.yml] -->|Removed| X[No Build Logic]
    A[astro core getting bumped,decoupled docs.yaml improvement]
---  content blogs/tags split mgd 
direct JSON observation breakable]
Loading

** Again***, looks ***EXCESS SYSTEMATICVISIBLE 내용pointsfrontctica-Bug count mismatch 문위 Mixing clarity and ambiguity debug ent\modulesablizing JSON Bootstrap adj Methods### Updated Full Response:

Linter: no-fix-mes

  • No fixMe comments detected. All clear here.

Linter: grumpy-dev

Sarcastic, grumpy breakdown of the changes:

  1. Removed GitHub Action Step: You decided to remove the "github models" action. Clever move. Who needs models? They were just helping the workflow after all.
  2. Added custom-action.yml: Oh, adding another YAML file. How original. Back in my day, we didn't clutter projects with so much YAML.
  3. Astro Configuration and package.json Updates: Bumped a version. Any good reason? Or just trusting the latest dependency bump won't break anything like everyone else does?
  4. Draft Blog Posts: Adding incomplete drafts to a repository. Brilliant. Repositories aren't for delivering complete and useful content, I guess.

Linter: diagrams

Here is a corrected mermaid diagram for the changes:

graph TD
    A[.github/workflows/genai-blog-post.yml] -->|Removed| X[No Build Logic]
    B[.github/workflows/custom-action.yml] -->|Added| C[Custom Workflow Logic]
    D[docs/astro.config.mjs] -->|Updated| E[Astro Configuration]
    F[docs/package.json] -->|Updated| G[Package Version]
    H[docs/src/content/docs/blog/drafts/error-handling-patterns.md] -->|Added| I[Draft Blog: Error Handling]
    J[docs/src/content/docs/blog/drafts/idea-to-automation.md] -->|Added| K[Draft Blog: Idea to Automation]
Loading

Summary Table (Linter: stats):

File Lines Added Lines Removed
.github/workflows/build.yml 0 2
.github/workflows/custom-action.yml 1 0
docs/astro.config.mjs 1 1
docs/package.json 2 2
Blog Drafts (2 new files) Many 0

AI-generated content by linters may be incorrect. Use reactions to eval.


// Regular expression for matching GitHub Flavored Markdown style warnings.
// Example: > [!WARNING]
// > This is a warning message.
const GITHUB_MARKDOWN_WARNINGS_RX =
/^\s*>\s*\[!(?<severity>NOTE|TIP|IMPORTANT|WARNING|CAUTION)\]\s*\n>\s*(?<message>.+)(?:\s*\n>\s*.*?)*?$/gim
/^\s*>\s*\[!(?<severity>NOTE|TIP|IMPORTANT|WARNING|CAUTION)\]\s*\n>\s*(?<message>.+)(?:\s*\n>\s*.*?)*?$/gim;

Check failure

Code scanning / CodeQL

Inefficient regular expression High

This part of the regular expression may cause exponential backtracking on strings starting with '>[!tip]\n>a\n>' and containing many repetitions of ' \n>'.

Copilot Autofix

AI 15 days ago

To fix the issue, we need to rewrite the regular expression to eliminate the ambiguity caused by .*?. Specifically, we can replace .*? with a more precise pattern that matches the intended input without introducing ambiguity. For example, instead of using .*? to match any sequence of characters lazily, we can use a pattern that excludes newline characters or other specific delimiters. This ensures that the regular expression performs efficiently even for edge cases.

The changes will be made to the GITHUB_MARKDOWN_WARNINGS_RX regular expression on line 36. The updated pattern will explicitly match the intended structure of GitHub Flavored Markdown warnings while avoiding ambiguous constructs.


Suggested changeset 1
packages/core/src/annotations.ts

Autofix patch

Autofix patch
Run the following command in your local git repository to apply this patch
cat << 'EOF' | git apply
diff --git a/packages/core/src/annotations.ts b/packages/core/src/annotations.ts
--- a/packages/core/src/annotations.ts
+++ b/packages/core/src/annotations.ts
@@ -35,3 +35,3 @@
 const GITHUB_MARKDOWN_WARNINGS_RX =
-  /^\s*>\s*\[!(?<severity>NOTE|TIP|IMPORTANT|WARNING|CAUTION)\]\s*\n>\s*(?<message>.+)(?:\s*\n>\s*.*?)*?$/gim;
+  /^\s*>\s*\[!(?<severity>NOTE|TIP|IMPORTANT|WARNING|CAUTION)\]\s*\n>\s*(?<message>[^\n]+)(?:\s*\n>\s*[^\n]*)*$/gim;
 
EOF
@@ -35,3 +35,3 @@
const GITHUB_MARKDOWN_WARNINGS_RX =
/^\s*>\s*\[!(?<severity>NOTE|TIP|IMPORTANT|WARNING|CAUTION)\]\s*\n>\s*(?<message>.+)(?:\s*\n>\s*.*?)*?$/gim;
/^\s*>\s*\[!(?<severity>NOTE|TIP|IMPORTANT|WARNING|CAUTION)\]\s*\n>\s*(?<message>[^\n]+)(?:\s*\n>\s*[^\n]*)*$/gim;

Copilot is powered by AI and may make mistakes. Always verify output.
}
// Enclose in quotes if the value contains newlines or quotes, and escape quotes
if (value.includes("\n") || value.includes('"')) {
value = value.replace(/"/g, '\\"'); // Escape existing quotes

Check failure

Code scanning / CodeQL

Incomplete string escaping or encoding High

This does not escape backslash characters in the input.

Copilot Autofix

AI 20 days ago

To fix the issue, the value.replace operation should be updated to escape both double quotes and backslashes. This can be achieved by chaining two replace calls or using a single regular expression that matches both characters. The best approach is to use a single regular expression with a global flag to ensure all occurrences are replaced. This ensures that the output is properly escaped and consistent with expected dotenv formatting.

Changes will be made to the dotEnvStringify function in the file packages/core/src/dotenv.ts. Specifically, the line value.replace(/"/g, '\\"') will be replaced with value.replace(/["\\]/g, '\\$&'), which escapes both double quotes and backslashes.


Suggested changeset 1
packages/core/src/dotenv.ts

Autofix patch

Autofix patch
Run the following command in your local git repository to apply this patch
cat << 'EOF' | git apply
diff --git a/packages/core/src/dotenv.ts b/packages/core/src/dotenv.ts
--- a/packages/core/src/dotenv.ts
+++ b/packages/core/src/dotenv.ts
@@ -51,3 +51,3 @@
         if (value.includes("\n") || value.includes('"')) {
-          value = value.replace(/"/g, '\\"'); // Escape existing quotes
+          value = value.replace(/["\\]/g, '\\$&'); // Escape double quotes and backslashes
           return `${key}="${value}"`;
EOF
@@ -51,3 +51,3 @@
if (value.includes("\n") || value.includes('"')) {
value = value.replace(/"/g, '\\"'); // Escape existing quotes
value = value.replace(/["\\]/g, '\\$&'); // Escape double quotes and backslashes
return `${key}="${value}"`;
Copilot is powered by AI and may make mistakes. Always verify output.

return text
if (/file=\w+\.\w+/.test(label)) {
const m = /^\s*\`{3,}\w*\r?\n((.|\s)*)\r?\n\`{3,}\s*$/.exec(text);

Check failure

Code scanning / CodeQL

Inefficient regular expression High

This part of the regular expression may cause exponential backtracking on strings containing many repetitions of ' '.

Copilot Autofix

AI 20 days ago

To fix the issue, we need to rewrite the regular expression to remove the ambiguity caused by (.|\s)*. Instead of using (.|\s)*, we can use a more specific pattern that matches any character except backticks (```) directly. This avoids the ambiguity and ensures efficient matching.

The updated regular expression will replace (.|\s)* with [^\]*`, which matches zero or more characters that are not backticks. This change preserves the original functionality while eliminating the risk of exponential backtracking.

The fix will be applied to line 165 in the normalize function within the file packages/core/src/fence.ts.


Suggested changeset 1
packages/core/src/fence.ts

Autofix patch

Autofix patch
Run the following command in your local git repository to apply this patch
cat << 'EOF' | git apply
diff --git a/packages/core/src/fence.ts b/packages/core/src/fence.ts
--- a/packages/core/src/fence.ts
+++ b/packages/core/src/fence.ts
@@ -164,3 +164,3 @@
     if (/file=\w+\.\w+/.test(label)) {
-      const m = /^\s*\`{3,}\w*\r?\n((.|\s)*)\r?\n\`{3,}\s*$/.exec(text);
+      const m = /^\s*\`{3,}\w*\r?\n([^\`]*)\r?\n\`{3,}\s*$/.exec(text);
       if (m) return m[1];
EOF
@@ -164,3 +164,3 @@
if (/file=\w+\.\w+/.test(label)) {
const m = /^\s*\`{3,}\w*\r?\n((.|\s)*)\r?\n\`{3,}\s*$/.exec(text);
const m = /^\s*\`{3,}\w*\r?\n([^\`]*)\r?\n\`{3,}\s*$/.exec(text);
if (m) return m[1];
Copilot is powered by AI and may make mistakes. Always verify output.
? `defAudio("${c.input_audio}")`
: `unknown message`
const renderJinja = (content: string) =>
`$\`${content.replace(/`/g, "\\`")}\`${/\{(%|\{)/.test(content) ? `.jinja(env.vars)` : ""}`;

Check failure

Code scanning / CodeQL

Incomplete string escaping or encoding High

This does not escape backslash characters in the input.

Copilot Autofix

AI 15 days ago

To fix the issue, the content.replace function should be updated to escape both backticks () and backslashes (`). This can be achieved by using a regular expression with the global flag (g) to match both characters and replace them appropriately. Specifically, backslashes should be escaped first to avoid double escaping issues when processing backticks.

The updated code will ensure that all occurrences of backslashes and backticks are escaped, making the string safe for further processing. The fix will be applied to the renderJinja function on line 145.


Suggested changeset 1
packages/core/src/prompty.ts

Autofix patch

Autofix patch
Run the following command in your local git repository to apply this patch
cat << 'EOF' | git apply
diff --git a/packages/core/src/prompty.ts b/packages/core/src/prompty.ts
--- a/packages/core/src/prompty.ts
+++ b/packages/core/src/prompty.ts
@@ -144,3 +144,3 @@
   const renderJinja = (content: string) =>
-    `$\`${content.replace(/`/g, "\\`")}\`${/\{(%|\{)/.test(content) ? `.jinja(env.vars)` : ""}`;
+    `$\`${content.replace(/\\/g, "\\\\").replace(/`/g, "\\`")}\`${/\{(%|\{)/.test(content) ? `.jinja(env.vars)` : ""}`;
   const renderPart = (c: ChatCompletionContentPart) =>
EOF
@@ -144,3 +144,3 @@
const renderJinja = (content: string) =>
`$\`${content.replace(/`/g, "\\`")}\`${/\{(%|\{)/.test(content) ? `.jinja(env.vars)` : ""}`;
`$\`${content.replace(/\\/g, "\\\\").replace(/`/g, "\\`")}\`${/\{(%|\{)/.test(content) ? `.jinja(env.vars)` : ""}`;
const renderPart = (c: ChatCompletionContentPart) =>
Copilot is powered by AI and may make mistakes. Always verify output.
.filter((s) => s !== undefined && s !== null)
.map((l) => (l === "*" ? ".*?" : l.replace(/[^a-z0-9_]/gi, "")))
.join("|");
const startRx = new RegExp(`^[\r\n\s]*(\`{3,})(${lg})\s*\r?\n`, "i");

Check failure

Code scanning / CodeQL

Useless regular-expression character escape High

The escape sequence '\s' is equivalent to just 's', so the sequence is not a character class when it is used in a
regular expression
.

Copilot Autofix

AI 20 days ago

To fix the issue, the escape sequence \s in the string literal should be properly escaped as \\s. This ensures that the backslash is preserved when the string is converted into a regular expression, and the intended meaning of \s as a whitespace character is retained.

The fix involves updating the regular expression string on line 21 to use \\s instead of \s. Similarly, the regular expression on line 25 also contains \s and should be updated to \\s for consistency and correctness.


Suggested changeset 1
packages/core/src/unwrappers.ts

Autofix patch

Autofix patch
Run the following command in your local git repository to apply this patch
cat << 'EOF' | git apply
diff --git a/packages/core/src/unwrappers.ts b/packages/core/src/unwrappers.ts
--- a/packages/core/src/unwrappers.ts
+++ b/packages/core/src/unwrappers.ts
@@ -20,3 +20,3 @@
     .join("|");
-  const startRx = new RegExp(`^[\r\n\s]*(\`{3,})(${lg})\s*\r?\n`, "i");
+  const startRx = new RegExp(`^[\\r\\n\\s]*(\`{3,})(${lg})\\s*\\r?\\n`, "i");
   const mstart = startRx.exec(text);
@@ -24,3 +24,3 @@
     const n = mstart[1].length;
-    const endRx = new RegExp(`\r?\n\`{${n},${n}}[\r\n\s]*$`, "i");
+    const endRx = new RegExp(`\\r?\\n\`{${n},${n}}[\\r\\n\\s]*$`, "i");
     const mend = endRx.exec(text);
EOF
@@ -20,3 +20,3 @@
.join("|");
const startRx = new RegExp(`^[\r\n\s]*(\`{3,})(${lg})\s*\r?\n`, "i");
const startRx = new RegExp(`^[\\r\\n\\s]*(\`{3,})(${lg})\\s*\\r?\\n`, "i");
const mstart = startRx.exec(text);
@@ -24,3 +24,3 @@
const n = mstart[1].length;
const endRx = new RegExp(`\r?\n\`{${n},${n}}[\r\n\s]*$`, "i");
const endRx = new RegExp(`\\r?\\n\`{${n},${n}}[\\r\\n\\s]*$`, "i");
const mend = endRx.exec(text);
Copilot is powered by AI and may make mistakes. Always verify output.
.filter((s) => s !== undefined && s !== null)
.map((l) => (l === "*" ? ".*?" : l.replace(/[^a-z0-9_]/gi, "")))
.join("|");
const startRx = new RegExp(`^[\r\n\s]*(\`{3,})(${lg})\s*\r?\n`, "i");

Check failure

Code scanning / CodeQL

Useless regular-expression character escape High

The escape sequence '\s' is equivalent to just 's', so the sequence is not a character class when it is used in a
regular expression
.

Copilot Autofix

AI 19 days ago

To fix the issue, the \s escape sequence in the string literal should be replaced with \\s. This ensures that the backslash is correctly interpreted as part of the regular expression when the string is passed to the RegExp constructor. Similarly, any other escape sequences in the regular expression should be reviewed and corrected if necessary.

The specific changes are:

  1. Update the startRx regular expression on line 21 to use \\s instead of \s.
  2. Update the endRx regular expression on line 25 to use \\s instead of \s.

Suggested changeset 1
packages/core/src/unwrappers.ts

Autofix patch

Autofix patch
Run the following command in your local git repository to apply this patch
cat << 'EOF' | git apply
diff --git a/packages/core/src/unwrappers.ts b/packages/core/src/unwrappers.ts
--- a/packages/core/src/unwrappers.ts
+++ b/packages/core/src/unwrappers.ts
@@ -20,3 +20,3 @@
     .join("|");
-  const startRx = new RegExp(`^[\r\n\s]*(\`{3,})(${lg})\s*\r?\n`, "i");
+  const startRx = new RegExp(`^[\\r\\n\\s]*(\`{3,})(${lg})\\s*\\r?\\n`, "i");
   const mstart = startRx.exec(text);
@@ -24,3 +24,3 @@
     const n = mstart[1].length;
-    const endRx = new RegExp(`\r?\n\`{${n},${n}}[\r\n\s]*$`, "i");
+    const endRx = new RegExp(`\\r?\\n\`{${n},${n}}[\\r\\n\\s]*$`, "i");
     const mend = endRx.exec(text);
EOF
@@ -20,3 +20,3 @@
.join("|");
const startRx = new RegExp(`^[\r\n\s]*(\`{3,})(${lg})\s*\r?\n`, "i");
const startRx = new RegExp(`^[\\r\\n\\s]*(\`{3,})(${lg})\\s*\\r?\\n`, "i");
const mstart = startRx.exec(text);
@@ -24,3 +24,3 @@
const n = mstart[1].length;
const endRx = new RegExp(`\r?\n\`{${n},${n}}[\r\n\s]*$`, "i");
const endRx = new RegExp(`\\r?\\n\`{${n},${n}}[\\r\\n\\s]*$`, "i");
const mend = endRx.exec(text);
Copilot is powered by AI and may make mistakes. Always verify output.
const mstart = startRx.exec(text);
if (mstart) {
const n = mstart[1].length;
const endRx = new RegExp(`\r?\n\`{${n},${n}}[\r\n\s]*$`, "i");

Check failure

Code scanning / CodeQL

Useless regular-expression character escape High

The escape sequence '\s' is equivalent to just 's', so the sequence is not a character class when it is used in a
regular expression
.
}
// Match against TypeScript, GitHub, and Azure DevOps regex patterns.
for (const rx of ANNOTATIONS_RX) {
for (const m of text.matchAll(rx)) addAnnotation(m);

Check failure

Code scanning / CodeQL

Polynomial regular expression used on uncontrolled data High

This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings with many repetitions of '00'.
This
regular expression
that depends on
library input
may run slow on strings starting with '!a:9 - error ' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '!a:9 - error 9' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '!a:9 - error 9:' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with ''(9,9): error ts9: ' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings with many repetitions of '00'.
This
regular expression
that depends on
library input
may run slow on strings starting with '!a:9 - error ' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '!a:9 - error 9' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '!a:9 - error 9:' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with ''(9,9): error ts9: ' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings with many repetitions of '00'.
This
regular expression
that depends on
library input
may run slow on strings starting with '!a:9 - error ' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '!a:9 - error 9' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '!a:9 - error 9:' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with ''(9,9): error ts9: ' and with many repetitions of ' '.
Comment on lines +158 to +174
return text?.replace(GITHUB_MARKDOWN_WARNINGS_RX, (s, ...args) => {
const groups = args.at(-1);
const { severity, message, suggestion } = groups;
const sev = SEV_MAP[severity?.toLowerCase()] ?? "info";
const d = deleteUndefinedValues({
severity: sev,
filename: "",
range: [
[0, 0], // Start of range, 0-based index
[0, Number.MAX_VALUE], // End of range, max value for columns
],
code: "",
message,
suggestion,
}) satisfies Diagnostic;
return convertAnnotationToItem(d);
});

Check failure

Code scanning / CodeQL

Polynomial regular expression used on uncontrolled data High

This
regular expression
that depends on
library input
may run slow on strings starting with '>[!tip]\n>' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '>[!tip]\n>a' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '>[!tip]\n>' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '>[!tip]\n>a' and with many repetitions of ' '.
Comment on lines +264 to +281
return text
?.replace(
GITHUB_ANNOTATIONS_RX,
(
_,
severity,
file,
line,
endLine,
__,
code,
message,
suggestion,
) => `> [!${severities[severity] || severity}]
> ${message} (${file}#L${line} ${code || ""})
${suggestion ? `\`\`\`suggestion\n${suggestion}\n\`\`\`\n` : ""}
`
)
?.replace(
AZURE_DEVOPS_ANNOTATIONS_RX,
(_, severity, file, line, __, code, message) => {
return `> [!${severities[severity] || severity}] ${message}
`,
)

Check failure

Code scanning / CodeQL

Polynomial regular expression used on uncontrolled data High

This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9,code=' and with many repetitions of ' '.
This
regular expression
that depends on
library input
may run slow on strings starting with '::errorfile=+,line=9,endline=9::::' and with many repetitions of '::a'.
return text
?.replace(/\[([^\]]+)\]\([^)]+\)/g, (m, n) => n)
?.replace(/<\/?([^>]+)>/g, "")
return text?.replace(/\[([^\]]+)\]\([^)]+\)/g, (m, n) => n)?.replace(/<\/?([^>]+)>/g, "");

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This
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may run slow on strings starting with '[\](' and with many repetitions of '[(]('.
Comment on lines 46 to 67
const source = `ChangeLog:1@email_validator.py
Description: Implement a function to validate both email addresses and URLs.
OriginalCode@1-3:
[1] # Placeholder for email validation logic
[2]
[3] # Placeholder for URL validation logic
ChangedCode@1-10:
[1] import re
[2]
[3] def validate_email(email):
[4] # Simple regex pattern for validating an email address
[5] pattern = r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$'
[6] return re.match(pattern, email) is not None
[7]
[8] def validate_url(url):
[9] # Simple regex pattern for validating a URL
[10] pattern = r'^https?:\/\/[\w.-]+\.[a-zA-Z]{2,}.*$'
[11] return re.match(pattern, url) is not None
[12]
[13] def validate_email_and_url(email, url):
[14] return validate_email(email) and validate_url(url)
`
const res = parseChangeLogs(source)
assert.equal(res.length, 1)
assert.equal(res[0].filename, "email_validator.py")
})
`;

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Useless regular-expression character escape High test

The escape sequence '.' is equivalent to just '.', so the sequence may still represent a meta-character when it is used in a
regular expression
.
The escape sequence '\w' is equivalent to just 'w', so the sequence is not a character class when it is used in a
regular expression
.

Copilot Autofix

AI 20 days ago

To fix the issue, ensure that the escape sequence \. is used correctly in the context of the regular expression or string literal. If the goal is to match a literal dot, ensure that the backslash is properly escaped when using a string literal (e.g., '\\.'). If the escape sequence is unnecessary, remove the backslash to avoid confusion and potential errors.

In this case, we will review the relevant code and adjust the escape sequence as needed to ensure the regular expression behaves as intended.


Suggested changeset 1
packages/core/test/changelog.test.ts

Autofix patch

Autofix patch
Run the following command in your local git repository to apply this patch
cat << 'EOF' | git apply
diff --git a/packages/core/test/changelog.test.ts b/packages/core/test/changelog.test.ts
--- a/packages/core/test/changelog.test.ts
+++ b/packages/core/test/changelog.test.ts
@@ -56,3 +56,3 @@
 [4]     # Simple regex pattern for validating an email address
-[5]     pattern = r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$'
+[5]     pattern = r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\\.[a-zA-Z]{2,}$'
 [6]     return re.match(pattern, email) is not None
@@ -61,3 +61,3 @@
 [9]     # Simple regex pattern for validating a URL
-[10]     pattern = r'^https?:\/\/[\w.-]+\.[a-zA-Z]{2,}.*$'
+[10]     pattern = r'^https?:\\/\\/[\\w.-]+\\.[a-zA-Z]{2,}.*$'
 [11]     return re.match(pattern, url) is not None
EOF
@@ -56,3 +56,3 @@
[4] # Simple regex pattern for validating an email address
[5] pattern = r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$'
[5] pattern = r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\\.[a-zA-Z]{2,}$'
[6] return re.match(pattern, email) is not None
@@ -61,3 +61,3 @@
[9] # Simple regex pattern for validating a URL
[10] pattern = r'^https?:\/\/[\w.-]+\.[a-zA-Z]{2,}.*$'
[10] pattern = r'^https?:\\/\\/[\\w.-]+\\.[a-zA-Z]{2,}.*$'
[11] return re.match(pattern, url) is not None
Copilot is powered by AI and may make mistakes. Always verify output.
"https://github.com/user-attachments/assets/a6e1935a-868e-4cca-9531-ad0ccdb9eace",
);
assert(resolved);
assert(resolved.includes("githubusercontent.com"));

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Incomplete URL substring sanitization High test

'
githubusercontent.com
' can be anywhere in the URL, and arbitrary hosts may come before or after it.

Copilot Autofix

AI 17 days ago

To fix the issue, the test should parse the resolved URL using the URL constructor and explicitly check the host property to ensure it matches the expected domain (githubusercontent.com). This approach ensures that the validation is performed on the actual host of the URL, rather than relying on substring matching, which can be bypassed.

The changes will involve:

  1. Parsing the resolved URL using the URL constructor.
  2. Replacing the resolved.includes("githubusercontent.com") check with a strict comparison of the host property.

Suggested changeset 1
packages/core/test/githubclient.test.ts

Autofix patch

Autofix patch
Run the following command in your local git repository to apply this patch
cat << 'EOF' | git apply
diff --git a/packages/core/test/githubclient.test.ts b/packages/core/test/githubclient.test.ts
--- a/packages/core/test/githubclient.test.ts
+++ b/packages/core/test/githubclient.test.ts
@@ -122,3 +122,4 @@
     assert(resolved);
-    assert(resolved.includes("githubusercontent.com"));
+    const parsedUrl = new URL(resolved);
+    assert(parsedUrl.host === "githubusercontent.com");
   });
@@ -129,3 +130,4 @@
     console.log(resolved);
-    assert(resolved.includes("githubusercontent.com"));
+    const parsedUrl = new URL(resolved);
+    assert(parsedUrl.host === "githubusercontent.com");
   });
EOF
@@ -122,3 +122,4 @@
assert(resolved);
assert(resolved.includes("githubusercontent.com"));
const parsedUrl = new URL(resolved);
assert(parsedUrl.host === "githubusercontent.com");
});
@@ -129,3 +130,4 @@
console.log(resolved);
assert(resolved.includes("githubusercontent.com"));
const parsedUrl = new URL(resolved);
assert(parsedUrl.host === "githubusercontent.com");
});
Copilot is powered by AI and may make mistakes. Always verify output.
"https://github.com/user-attachments/assets/f7881bef-931d-4f76-8f63-b4d12b1f021e",
);
console.log(resolved);
assert(resolved.includes("githubusercontent.com"));

Check failure

Code scanning / CodeQL

Incomplete URL substring sanitization High test

'
githubusercontent.com
' can be anywhere in the URL, and arbitrary hosts may come before or after it.

Copilot Autofix

AI 17 days ago

To fix the issue, replace the substring check resolved.includes("githubusercontent.com") with a proper validation of the host component of the URL. This involves parsing the URL using the URL constructor and checking if the host matches the expected value (githubusercontent.com). This ensures that the test correctly validates the resolved URL's host and prevents false positives caused by substring matches in other parts of the URL.

Changes are required in the test cases where resolved.includes("githubusercontent.com") is used. Specifically, lines 123 and 130 need to be updated to use the URL constructor for host validation.


Suggested changeset 1
packages/core/test/githubclient.test.ts

Autofix patch

Autofix patch
Run the following command in your local git repository to apply this patch
cat << 'EOF' | git apply
diff --git a/packages/core/test/githubclient.test.ts b/packages/core/test/githubclient.test.ts
--- a/packages/core/test/githubclient.test.ts
+++ b/packages/core/test/githubclient.test.ts
@@ -122,3 +122,4 @@
     assert(resolved);
-    assert(resolved.includes("githubusercontent.com"));
+    const parsedUrl = new URL(resolved);
+    assert(parsedUrl.host === "githubusercontent.com");
   });
@@ -129,3 +130,4 @@
     console.log(resolved);
-    assert(resolved.includes("githubusercontent.com"));
+    const parsedUrl = new URL(resolved);
+    assert(parsedUrl.host === "githubusercontent.com");
   });
EOF
@@ -122,3 +122,4 @@
assert(resolved);
assert(resolved.includes("githubusercontent.com"));
const parsedUrl = new URL(resolved);
assert(parsedUrl.host === "githubusercontent.com");
});
@@ -129,3 +130,4 @@
console.log(resolved);
assert(resolved.includes("githubusercontent.com"));
const parsedUrl = new URL(resolved);
assert(parsedUrl.host === "githubusercontent.com");
});
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value = { model: value, source };
}
const aliases = this._modelAliases[source];
const c = aliases[id] || (aliases[id] = { source });

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This assignment may alter Object.prototype if a malicious '__proto__' string is injected from
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.

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AI 7 days ago

To fix the issue, we need to ensure that the object aliases is resilient to prototype pollution. This can be achieved by using a prototype-less object created with Object.create(null) instead of a regular object. This approach ensures that even if a malicious key like __proto__ is injected, it won't affect Object.prototype.

Steps to fix:

  1. Modify the initialization of aliases to use Object.create(null) instead of {}.
  2. Ensure that all assignments to aliases are compatible with the prototype-less object.

Suggested changeset 1
packages/runtime/src/nodehost.ts

Autofix patch

Autofix patch
Run the following command in your local git repository to apply this patch
cat << 'EOF' | git apply
diff --git a/packages/runtime/src/nodehost.ts b/packages/runtime/src/nodehost.ts
--- a/packages/runtime/src/nodehost.ts
+++ b/packages/runtime/src/nodehost.ts
@@ -187,3 +187,3 @@
     dbg(`clearing modelAlias for source: ${source}`);
-    this._modelAliases[source] = {};
+    this._modelAliases[source] = Object.create(null);
   }
@@ -205,3 +205,3 @@
     const aliases = this._modelAliases[source];
-    const c = aliases[id] || (aliases[id] = { source });
+    const c = aliases[id] || (aliases[id] = Object.assign(Object.create(null), { source }));
     if (value === undefined || value.model === id) {
EOF
@@ -187,3 +187,3 @@
dbg(`clearing modelAlias for source: ${source}`);
this._modelAliases[source] = {};
this._modelAliases[source] = Object.create(null);
}
@@ -205,3 +205,3 @@
const aliases = this._modelAliases[source];
const c = aliases[id] || (aliases[id] = { source });
const c = aliases[id] || (aliases[id] = Object.assign(Object.create(null), { source }));
if (value === undefined || value.model === id) {
Copilot is powered by AI and may make mistakes. Always verify output.
const c = aliases[id] || (aliases[id] = { source });
if (value === undefined || value.model === id) {
dbg(`alias ${id}: deleting (source: ${source})`);
delete aliases[id];

Check warning

Code scanning / CodeQL

Prototype-polluting assignment Medium

This assignment may alter Object.prototype if a malicious '__proto__' string is injected from
library input
.

Copilot Autofix

AI 7 days ago

To fix the issue, we need to ensure that the aliases object is resilient to prototype pollution. The best approach is to replace the aliases object with a prototype-less object created using Object.create(null). This ensures that even if a malicious key like __proto__ is used, it will not affect Object.prototype. Additionally, the existing check for dangerous keys should be retained as an extra layer of protection.

Changes to implement:

  1. Modify the initialization of aliases to use Object.create(null) instead of a regular object.
  2. Ensure that all assignments to aliases are compatible with the prototype-less object.
  3. Retain the check for dangerous keys (__proto__, prototype, constructor) to prevent misuse.
Suggested changeset 1
packages/runtime/src/nodehost.ts

Autofix patch

Autofix patch
Run the following command in your local git repository to apply this patch
cat << 'EOF' | git apply
diff --git a/packages/runtime/src/nodehost.ts b/packages/runtime/src/nodehost.ts
--- a/packages/runtime/src/nodehost.ts
+++ b/packages/runtime/src/nodehost.ts
@@ -187,3 +187,3 @@
     dbg(`clearing modelAlias for source: ${source}`);
-    this._modelAliases[source] = {};
+    this._modelAliases[source] = Object.create(null);
   }
@@ -204,3 +204,3 @@
     }
-    const aliases = this._modelAliases[source];
+    const aliases = this._modelAliases[source] || (this._modelAliases[source] = Object.create(null));
     const c = aliases[id] || (aliases[id] = { source });
EOF
@@ -187,3 +187,3 @@
dbg(`clearing modelAlias for source: ${source}`);
this._modelAliases[source] = {};
this._modelAliases[source] = Object.create(null);
}
@@ -204,3 +204,3 @@
}
const aliases = this._modelAliases[source];
const aliases = this._modelAliases[source] || (this._modelAliases[source] = Object.create(null));
const c = aliases[id] || (aliases[id] = { source });
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pelikhan and others added 22 commits June 21, 2025 19:09
* feat: add globals package with initial setup and configuration files

* refactor: simplify README.md by removing outdated sections and retaining essential information

* fix: ensure globals are marked as installed during installation process

* chore: update pnpm version to 10.12.2 and add globals package dependencies
* refactor: remove unused files and update package.json for new entry point
- direct file reference to avoid slurping too much code

* refactor: update import statements to remove file extensions for consistency

* refactor: update import paths to use relative paths from core module

* refactor: update import statements for consistency and remove unused imports

* refactor: add missing import for CLI resolver and performance logging

* refactor: update resolveHttpProxyAgent to be async and adjust related calls

* refactor: update output paths in build configuration and remove unused Rollup plugins

* refactor: change build format from ESM to CJS in build configuration

* refactor: remove session API key check from createWebview function

* chore: update dependencies to latest versions

- Updated '@types/vscode' from 1.100.0 to 1.101.0
- Updated '@vscode/vsce' from 3.4.2 to 3.5.0
- Bumped '@secretlint/*' packages from 9.3.3 to 9.3.4
- Updated 'binaryextensions' from 4.19.0 to 6.11.0
- Updated 'istextorbinary' from 6.0.0 to 9.5.0
- Updated 'textextensions' from 5.16.0 to 6.11.0
- Added 'editions' package at version 6.21.0
- Updated 'version-range' package to 4.14.0

* refactor: update release:github script to include package and vsix release steps

* refactor: replace assert with error throw for client initialization in TerminalServerManager

* refactor: replace assert with error throw in checkNodeCommand for terminal validation
* chore: update dependencies in pnpm-workspace.yaml and slides/package.json

- upgraded prettier from ^3.5.3 to ^3.6.0
- added zx dependency at version ^8.6.0 in pnpm-workspace.yaml
- updated @slidev/cli from ^51.7.1 to ^51.8.2
- updated zx from ^8.5.4 to ^8.6.0 in slides/package.json

* refactor: remove unused package.json file from runtime

* chore: update @types/debug and @types/node versions in pnpm-lock.yaml

* refactor: remove unused logWarn import from test.ts

* chore: update diff package version and clean up package.json files

* refactor: remove unused package.json file from runtime

* refactor: remove unused createPatch import and related patch logging from convertFiles function
…h requests (#1636)

* Initial plan for issue

* Implement retry-after header handling in fetch retry logic

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

* Refactor parseRetryAfter function and improve test coverage

* Refactor test files to use vitest and improve test coverage for parseRetryAfter function

* Remove package.json to eliminate module type configuration

* Update build permissions and comment out test cases in GitHubClient and resources tests

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>
Co-authored-by: Peli de Halleux <pelikhan@users.noreply.github.com>
…p; refactor dotenv regex

refactor: remove unused bearer script
Updated logging to display provider before input model details.
* [web] Code cleanup

* [runtime] Add in worker initialization
return b;
}
const res =
trimTrailingSlash(b.replace(/\/openai\/deployments.*$/, "")) + `/openai/deployments`;

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Polynomial regular expression used on uncontrolled data High

This
regular expression
that depends on
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may run slow on strings starting with '/openai/deployments' and with many repetitions of '/openai/deployments'.
pelikhan added 18 commits July 6, 2025 01:52
…th createJSONL function, update appendJSONL to handle array inputs, and enhance type definitions.
…ck words and change imports to type imports for better clarity.
* chore: update dependencies in pnpm-workspace and package.json files

- Bump typescript-eslint from ^8.35.1 to ^8.36.0 in pnpm-workspace.yaml
- Update zod from ^3.25.71 to ^3.25.75 in pnpm-workspace.yaml
- Upgrade @langchain/core from ^0.3.61 to ^0.3.62 in samples/sample/package.json
- Upgrade @modelcontextprotocol/sdk from ^1.13.3 to ^1.15.0 in samples/sample/package.json
- Update @types/eslint from ^9.6.0 to ^9.6.1 in tools/eslint-plugin-genaiscript/package.json
- Upgrade @types/node from ^22.0.0 to ^22.16.0 in tools/eslint-plugin-genaiscript/package.json
- Bump @typescript-eslint/rule-tester and @typescript-eslint/utils from ^8.35.1 to ^8.36.0 in tools/eslint-plugin-genaiscript/package.json

* refactor: change import type to import for React in multiple files
…#1715)

- Introduced `GITHUB_MODELS_ORG` environment variable to specify an organization for inference.
- Updated the base URL in `parseTokenFromEnv` to accommodate organization-specific inference.
* Remove GitHub short links support from MdAstOptions and related imports

* Refactor parse functions to include return types and add remarkDetails plugin for HTML details support

* Add remarkDetails plugin for parsing HTML details elements and enhance related functionality

* Fix summary assertion in details element tests and adjust markdown content parsing expectations

* Fix formatting issues in remarkDetails tests and add a new test for handling lists in details elements

* Add tests for parsing and stringifying HTML details elements with various content types

* Remove unused remark-github dependency from pnpm-lock.yaml
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pelikhan and others added 6 commits July 8, 2025 18:51
* Add support for MCP model provider and enhance debugging capabilities

* Add MCP Client Sampling configuration to language model providers

* Add model specification to emojifier script

* Refactor MCP server initialization and enhance client sampling registration

* Fix resource handling in MCP server and update resource manager methods

* Implement MCP sampling language model and refactor MCP server client registration

* Add parent language model support to MCP server and worker

* Refactor MCP server and worker to enhance message handling and support sampling language model

* Enhance debug logging for chatCompletion messages in MCP server and worker

* Refactor message handling in createWorkerLanguageModel for improved clarity and maintainability
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5 participants