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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| import { execFileSync } from "child_process" | ||
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| import { logGitCommits } from "../localLogGitCommits" | ||
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| const COMMAND_OUTPUT = "" | ||
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| jest.mock("child_process", () => ({ | ||
| __esModule: true, | ||
| execFileSync: jest.fn(() => COMMAND_OUTPUT), | ||
| })) | ||
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| it("get git commits from the 'git log' command", () => { | ||
| const options = { | ||
| number: 10, | ||
| branch: "test_branch", | ||
| fields: ["hash" as "hash", "subject" as "subject"], | ||
| } | ||
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| const result = logGitCommits(options) | ||
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| expect(execFileSync).toHaveBeenCalledWith("git", [ | ||
| "log", | ||
| "-l0", | ||
| `-n ${options.number}`, | ||
| "--pretty=@begin@" + "\t%H\t%s" + "@end@", | ||
| options.branch, | ||
| ]) | ||
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| expect(result).toEqual([]) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| import { execFileSync } from "child_process" | ||
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| const delimiter = "\t" | ||
| const fieldMap = { | ||
| hash: "%H", | ||
| treeHash: "%T", | ||
| abbrevParentHashes: "%P", | ||
| authorName: "%an", | ||
| authorEmail: "%ae", | ||
| authorDate: "%ai", | ||
| committerName: "%cn", | ||
| committerEmail: "%ce", | ||
| committerDate: "%cd", | ||
| subject: "%s", | ||
| } | ||
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| export type GitLogOptions = { | ||
| number: number | ||
| branch: string | ||
| fields: Array<Partial<keyof typeof fieldMap>> | ||
| } | ||
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| export type GitLogCommit = { | ||
| hash: string | ||
| treeHash: string | ||
| abbrevParentHashes: string | ||
| authorName: string | ||
| authorEmail: string | ||
| authorDate: string | ||
| committerName: string | ||
| committerEmail: string | ||
| committerDate: string | ||
| subject: string | ||
| } | ||
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| const createCommandArguments = (options: GitLogOptions) => { | ||
| // Start constructing command | ||
| let command: string[] = ["log", "-l0"] | ||
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| command.push(`-n ${options.number}`) | ||
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| // Start of custom format | ||
| let prettyArgument = "--pretty=@begin@" | ||
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| // Iterating through the fields and adding them to the custom format | ||
| if (options.fields) { | ||
| options.fields.forEach(field => { | ||
| prettyArgument += delimiter + fieldMap[field] | ||
| }) | ||
| } | ||
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| // Close custom format | ||
| prettyArgument += "@end@" | ||
| command.push(prettyArgument) | ||
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| // Append branch (revision range) if specified | ||
| if (options.branch) { | ||
| command.push(options.branch) | ||
| } | ||
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| return command | ||
| } | ||
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| const parseCommits = (commits: string[], fields: string[]) => | ||
| commits.map(rawCommit => { | ||
| const parts = rawCommit.split("@end@") | ||
| const commit = parts[0].split(delimiter) | ||
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| // Remove the first empty char from the array | ||
| commit.shift() | ||
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| const parsed = {} | ||
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| commit.forEach((commitField, index) => { | ||
| if (!fields[index]) { | ||
| return | ||
| } | ||
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| parsed[fields[index]] = commitField | ||
| }) | ||
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| return parsed as GitLogCommit | ||
| }) | ||
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| export const logGitCommits = (options: GitLogOptions) => { | ||
| const commandArguments = createCommandArguments(options) | ||
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| const stdout = execFileSync("git", commandArguments).toString() | ||
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| const commits = stdout.split("@begin@") | ||
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| if (commits[0] === "") { | ||
| commits.shift() | ||
| } | ||
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| return parseCommits(commits, options.fields) | ||
| } |
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