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feat: add commands to run tests depending on changed files (#1078)
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,92 @@ | ||
import { resolve } from 'pathe' | ||
import { execa } from 'execa' | ||
import type { ExecaReturnValue } from 'execa' | ||
|
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export interface GitOptions { | ||
changedSince?: string | boolean | ||
} | ||
|
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export class VitestGit { | ||
private root!: string | ||
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constructor(private cwd: string) {} | ||
|
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private async resolveFilesWithGitCommand( | ||
args: string[], | ||
): Promise<string[]> { | ||
let result: ExecaReturnValue | ||
|
||
try { | ||
result = await execa('git', args, { cwd: this.root }) | ||
} | ||
catch (e: any) { | ||
e.message = e.stderr | ||
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throw e | ||
} | ||
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return result.stdout | ||
.split('\n') | ||
.filter(s => s !== '') | ||
.map(changedPath => resolve(this.root, changedPath)) | ||
} | ||
|
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async findChangedFiles(options: GitOptions) { | ||
const root = await this.getRoot(this.cwd) | ||
if (!root) | ||
return null | ||
|
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this.root = root | ||
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const changedSince = options.changedSince | ||
if (typeof changedSince === 'string') { | ||
const [committed, staged, unstaged] = await Promise.all([ | ||
this.getFilesSince(changedSince), | ||
this.getStagedFiles(), | ||
this.getUnstagedFiles(), | ||
]) | ||
return [...committed, ...staged, ...unstaged] | ||
} | ||
const [staged, unstaged] = await Promise.all([ | ||
this.getStagedFiles(), | ||
this.getUnstagedFiles(), | ||
]) | ||
return [...staged, ...unstaged] | ||
} | ||
|
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private getFilesSince(hash: string) { | ||
return this.resolveFilesWithGitCommand( | ||
['diff', '--name-only', `${hash}...HEAD`], | ||
) | ||
} | ||
|
||
private getStagedFiles() { | ||
return this.resolveFilesWithGitCommand( | ||
['diff', '--cached', '--name-only'], | ||
) | ||
} | ||
|
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private getUnstagedFiles() { | ||
return this.resolveFilesWithGitCommand( | ||
[ | ||
'ls-files', | ||
'--other', | ||
'--modified', | ||
'--exclude-standard', | ||
], | ||
) | ||
} | ||
|
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async getRoot(cwd: string) { | ||
const options = ['rev-parse', '--show-cdup'] | ||
|
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try { | ||
const result = await execa('git', options, { cwd }) | ||
|
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return resolve(cwd, result.stdout) | ||
} | ||
catch { | ||
return null | ||
} | ||
} | ||
} |
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