chore: remove tracedSVG (#37093)

e2e-tests/contentful/cypress/integration/gatsby-image.js

@@ -52,7 +52,9 @@ describe(`gatsby-image`, () => {
   it(`fluid`, testConfig, () => testGatsbyImage(`fluid`, hasBase64Placeholder))
   it(`fixed`, testConfig, () => testGatsbyImage(`fixed`, hasBase64Placeholder))
   it(`webp`, testConfig, () => testGatsbyImage(`webp`, hasBase64Placeholder))
-  it(`traced`, testConfig, () => testGatsbyImage(`traced`, hasSVGPlaceholder))
+  it(`traced`, testConfig, () =>
+    testGatsbyImage(`traced`, hasBase64Placeholder)
+  )
   it(`sqip`, testConfig, () => testGatsbyImage(`sqip`, hasSVGPlaceholder))
 
   it(`english`, testConfig, () => {

e2e-tests/contentful/cypress/integration/gatsby-plugin-image.js

@@ -74,7 +74,7 @@ describe(`gatsby-plugin-image`, () => {
     testGatsbyPluginImage(`dominant-color`, hasColorPlaceholder)
   )
   it(`traced`, testConfig, () =>
-    testGatsbyPluginImage(`traced`, hasSVGPlaceholder)
+    testGatsbyPluginImage(`traced`, hasColorPlaceholder)
   )
   it(`blurred`, testConfig, () =>
     testGatsbyPluginImage(`blurred`, hasBase64Placeholder)

e2e-tests/contentful/cypress/integration/tags.js

@@ -19,7 +19,7 @@ describe(`tags`, () => {
       "have.text",
       "numberInteger"
     )
-    cy.get('[data-cy-id^="tag-"]').should("have.length", 2)
+    cy.get('[data-cy-id^="tag-"]').should("have.length", 5)
   })
   it(`Filtered Entries`, () => {
     cy.get('[data-cy-integers] [data-cy-id="number-integer"]').should(

e2e-tests/contentful/src/pages/gatsby-plugin-image.js

@@ -85,7 +85,9 @@ const GatsbyPluginImagePage = ({ data }) => {
         ))}
       </Grid>
 
-      <h2>gatsby-plugin-image: Traced SVG Placeholder</h2>
+      <h2>
+        gatsby-plugin-image: Traced SVG Placeholder (fallback to DOMINANT_COLOR)
+      </h2>
       <Grid data-cy="traced">
         {data.default.nodes.map(node => (
           <div>

e2e-tests/gatsby-static-image/cypress/integration/traced.js

@@ -5,12 +5,14 @@ describe(`fixed`, () => {
     cy.visit(`/traced`).waitForRouteChange()
   })
 
-  it(`renders a traced svg`, () => {
+  it(`traced svg (falls back to DOMINANT_COLOR)`, () => {
     cy.getTestElement(tracedTestId)
-      .find(`.gatsby-image-wrapper > img`)
-      .should(`have.attr`, `src`)
-      .and(src => {
-        ;[`data:image/svg+xml`].forEach(part => expect(src).to.include(part))
+      .find(`.gatsby-image-wrapper > [data-placeholder-image]`)
+      .first()
+      .should($el => {
+        // traced falls
+        expect($el.prop("tagName")).to.be.equal("DIV")
+        expect($el).to.be.empty
       })
   })
 

examples/using-contentful/package.json

@@ -30,6 +30,7 @@
   "scripts": {
     "develop": "gatsby develop",
     "build": "gatsby build",
+    "clean": "gatsby clean",
     "start": "gatsby serve"
   }
 }

integration-tests/gatsby-cli/__tests__/new.js

@@ -29,7 +29,11 @@ describe(`gatsby new`, () => {
   })
 
   it(`creates a gatsby site with the default starter`, () => {
-    const [code, logs] = GatsbyCLI.from(cwd).invoke([`new`, `gatsby-default`])
+    const [code, logs] = GatsbyCLI.from(cwd).invoke([
+      `new`,
+      `gatsby-default`,
+      `gatsbyjs/gatsby-starter-default#v3`,
+    ])
 
     logs.should.contain(
       `info Creating new site from git: https://github.com/gatsbyjs/gatsby-starter-default.git`
@@ -48,7 +52,7 @@ describe(`gatsby new`, () => {
     const [code, logs] = GatsbyCLI.from(cwd).invoke([
       `new`,
       `gatsby-blog`,
-      `gatsbyjs/gatsby-starter-blog`,
+      `gatsbyjs/gatsby-starter-blog#v3`,
     ])
 
     logs.should.contain(

packages/gatsby-cli/src/structured-errors/error-schema.ts

@@ -1,10 +1,12 @@
 import Joi from "joi"
 import { ILocationPosition, IStructuredError } from "./types"
 
-export const Position: Joi.ObjectSchema<ILocationPosition> = Joi.object().keys({
-  line: Joi.number(),
-  column: Joi.number(),
-})
+export const Position: Joi.ObjectSchema<ILocationPosition> = Joi.object()
+  .keys({
+    line: Joi.number(),
+    column: Joi.number(),
+  })
+  .unknown()
 
 export const errorSchema: Joi.ObjectSchema<IStructuredError> =
   Joi.object().keys({
@@ -27,7 +29,7 @@ export const errorSchema: Joi.ObjectSchema<IStructuredError> =
     location: Joi.object({
       start: Position.required(),
       end: Position,
-    }),
+    }).unknown(),
     docsUrl: Joi.string().uri({
       allowRelative: false,
       relativeOnly: false,

packages/gatsby-plugin-image/src/resolver-utils.ts

@@ -201,9 +201,9 @@ export function getGatsbyImageFieldConfig<TSource, TContext, TArgs>(
         type: ImagePlaceholderType.name,
         description: stripIndent`
             Format of generated placeholder image, displayed while the main image loads.
-            BLURRED: a blurred, low resolution image, encoded as a base64 data URI (default)
-            DOMINANT_COLOR: a solid color, calculated from the dominant color of the image.
-            TRACED_SVG: a low-resolution traced SVG of the image.
+            BLURRED: a blurred, low resolution image, encoded as a base64 data URI.
+            DOMINANT_COLOR: a solid color, calculated from the dominant color of the image (default).
+            TRACED_SVG: deprecated. Will use DOMINANT_COLOR.
             NONE: no placeholder. Set the argument "backgroundColor" to use a fixed background color.`,
       },
       formats: {

packages/gatsby-plugin-sharp/package.json

@@ -17,13 +17,10 @@
     "gatsby-telemetry": "^2.14.0",
     "got": "^11.8.2",
     "lodash": "^4.17.21",
-    "mini-svg-data-uri": "^1.3.3",
-    "potrace": "^2.1.8",
     "probe-image-size": "^6.0.0",
     "progress": "^2.0.3",
     "semver": "^7.3.5",
     "sharp": "^0.29.0",
-    "svgo": "1.3.2",
     "uuid": "3.4.0"
   },
   "devDependencies": {

packages/gatsby-plugin-sharp/src/__tests__/__snapshots__/index.js.snap

@@ -1604,20 +1604,20 @@ Object {
 }
 `;
 
-exports[`gatsby-plugin-sharp tracedSVG runs on demand 1`] = `
+exports[`gatsby-plugin-sharp tracedSVG runs on demand (and falls back to blurred): fixed 1`] = `
 Object {
   "aspectRatio": 1,
   "base64": undefined,
   "height": 100,
   "originalName": "test.png",
   "src": "/static/1234/7e516/test.png",
   "srcSet": "/static/1234/7e516/test.png 1x",
-  "tracedSVG": "data:image/svg+xml,%3csvg%20xmlns='http://www.w3.org/2000/svg'%20width='100'%20height='100'%20viewBox='0%200%20100%20100'%20preserveAspectRatio='none'%3e%3cpath%20d='M41%2024c-18%207-24%2029-11%2043%2015%2017%2044%208%2046-15%201-19-17-34-35-28'%20fill='red'%20fill-rule='evenodd'/%3e%3c/svg%3e",
+  "tracedSVG": "data:image/png;base64,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",
   "width": 100,
 }
 `;
 
-exports[`gatsby-plugin-sharp tracedSVG runs on demand 2`] = `
+exports[`gatsby-plugin-sharp tracedSVG runs on demand (and falls back to blurred): fluid 1`] = `
 Object {
   "aspectRatio": 1,
   "base64": undefined,
@@ -1632,6 +1632,6 @@ Object {
 /static/1234/a1812/test.png 50w,
 /static/1234/7e516/test.png 100w",
   "srcSetType": "image/png",
-  "tracedSVG": "data:image/svg+xml,%3csvg%20xmlns='http://www.w3.org/2000/svg'%20width='100'%20height='100'%20viewBox='0%200%20100%20100'%20preserveAspectRatio='none'%3e%3cpath%20d='M41%2024c-18%207-24%2029-11%2043%2015%2017%2044%208%2046-15%201-19-17-34-35-28'%20fill='red'%20fill-rule='evenodd'/%3e%3c/svg%3e",
+  "tracedSVG": "data:image/png;base64,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",
 }
 `;

packages/gatsby-plugin-sharp/src/__tests__/index.js

@@ -651,7 +651,7 @@ describe(`gatsby-plugin-sharp`, () => {
       expect(result.tracedSVG).toBeUndefined()
     })
 
-    it(`runs on demand`, async () => {
+    it(`runs on demand (and falls back to blurred)`, async () => {
       const args = {
         maxWidth: 100,
         width: 100,
@@ -665,14 +665,20 @@ describe(`gatsby-plugin-sharp`, () => {
         args,
       })
 
-      expect(fixedSvg).toMatchSnapshot()
+      expect(fixedSvg).toMatchSnapshot(`fixed`)
+
+      expect(fixedSvg.tracedSVG).toMatch(`data:image/png;base64`)
+      expect(fixedSvg.tracedSVG).not.toMatch(`data:image/svg+xml`)
 
       const fluidSvg = await fluid({
         file,
         args,
       })
 
-      expect(fluidSvg).toMatchSnapshot()
+      expect(fluidSvg).toMatchSnapshot(`fluid`)
+
+      expect(fluidSvg.tracedSVG).toMatch(`data:image/png;base64`)
+      expect(fluidSvg.tracedSVG).not.toMatch(`data:image/svg+xml`)
     })
   })