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Commit3461348

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feat(init): create .gitignore with lerna init (#3270)
1 parentdfd30fa commit3461348

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‎commands/init/README.md

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@@ -18,6 +18,7 @@ When run, this command will:
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1. Add`lerna` as a[`devDependency`](https://docs.npmjs.com/files/package.json#devdependencies) in`package.json` if it doesn't already exist.
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2. Create a`lerna.json` config file to store the`version` number.
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3. Generate a`.gitignore` file if one doesn't already exist.
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Example output on a new git repo:
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‎commands/init/__tests__/init-command.test.js

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@@ -63,6 +63,17 @@ describe("InitCommand", () => {
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expect(gitDirExists).toBe(true);
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});
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it("initializes .gitignore",async()=>{
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consttestDir=tempy.directory();
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awaitlernaInit(testDir)();
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constgitIgnorePath=path.join(testDir,".gitignore");
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constgitIgnoreContent=awaitfs.readFile(gitIgnorePath,"utf8");
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expect(gitIgnoreContent).toMatchInlineSnapshot(`"node_modules/"`);
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});
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it("initializes git repo with lerna files in independent mode",async()=>{
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consttestDir=tempy.directory();
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@@ -147,6 +158,21 @@ describe("InitCommand", () => {
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});
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});
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describe("when .gitignore exists",()=>{
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it("does not change existing .gitignore",async()=>{
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consttestDir=awaittempy.directory();
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constgitIgnorePath=path.join(testDir,".gitignore");
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awaitfs.writeFile(gitIgnorePath,"dist/");
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awaitlernaInit(testDir)();
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constgitIgnoreContent=awaitfs.readFile(gitIgnorePath,"utf8");
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expect(gitIgnoreContent).toMatchInlineSnapshot(`"dist/"`);
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});
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});
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describe("when package.json exists",()=>{
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it("adds lerna to sorted devDependencies",async()=>{
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consttestDir=awaitinitFixture("has-package");

‎commands/init/index.js

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@@ -42,6 +42,7 @@ class InitCommand extends Command {
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execute(){
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letchain=Promise.resolve();
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chain=chain.then(()=>this.ensureGitIgnore());
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chain=chain.then(()=>this.ensureConfig());
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chain=chain.then(()=>this.ensurePackagesDir());
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@@ -51,6 +52,19 @@ class InitCommand extends Command {
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});
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}
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ensureGitIgnore(){
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constgitIgnorePath=path.join(this.project.rootPath,".gitignore");
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letchain=Promise.resolve();
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if(!fs.existsSync(gitIgnorePath)){
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this.logger.info("","Creating .gitignore");
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chain=chain.then(()=>fs.writeFile(gitIgnorePath,"node_modules/"));
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}
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returnchain;
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}
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ensureConfig(){
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consthasExistingLernaConfig=!!this.project.version;
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consthasExistingPackageJson=!!this.project.manifest;

‎e2e/tests/lerna-init/lerna-init.spec.ts

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@@ -20,6 +20,7 @@ describe("lerna-init", () => {
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expect(output.stderr).toMatchInlineSnapshot(`
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"lerna notice cli v999.9.9-e2e.0
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lerna info Initializing Git repository
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lerna info Creating .gitignore
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lerna info Creating package.json
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lerna info Creating lerna.json
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lerna info Creating packages directory
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}
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"
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`);
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expect(awaitfixture.readWorkspaceFile(".gitignore")).toMatchInlineSnapshot(`"node_modules/"`);
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});
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describe("--independent",()=>{
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expect(output.stderr).toMatchInlineSnapshot(`
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"lerna notice cli v999.9.9-e2e.0
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lerna info Initializing Git repository
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lerna info Creating .gitignore
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lerna info Creating package.json
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lerna info Creating lerna.json
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lerna info Creating packages directory
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}
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"
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`);
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expect(awaitfixture.readWorkspaceFile(".gitignore")).toMatchInlineSnapshot(`"node_modules/"`);
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});
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});
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expect(output.stderr).toMatchInlineSnapshot(`
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"lerna notice cli v999.9.9-e2e.0
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lerna info Initializing Git repository
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lerna info Creating .gitignore
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lerna info Creating package.json
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lerna info Creating lerna.json
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lerna info Creating packages directory
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}
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"
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`);
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expect(awaitfixture.readWorkspaceFile(".gitignore")).toMatchInlineSnapshot(`"node_modules/"`);
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});
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});
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expect(output.stderr).toMatchInlineSnapshot(`
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"lerna notice cli v999.9.9-e2e.0
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lerna info Initializing Git repository
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lerna info Creating .gitignore
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lerna info Creating package.json
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lerna info Creating lerna.json
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lerna info Creating packages directory
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}
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"
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`);
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expect(awaitfixture.readWorkspaceFile(".gitignore")).toMatchInlineSnapshot(`"node_modules/"`);
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});
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});
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});
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dist/

‎integration/lerna-init.test.js

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@@ -19,6 +19,7 @@ describe("lerna init", () => {
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expect(stderr).toMatchInlineSnapshot(`
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lerna notice cli __TEST_VERSION__
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lerna info Initializing Git repository
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lerna info Creating .gitignore
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lerna info Creating package.json
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lerna info Creating lerna.json
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lerna info Creating packages directory

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