feat: adding support for google-auth-library-java (#203)

__snapshots__/java-auth-readme.js

@@ -0,0 +1,36 @@
+exports['JavaAuthReadme updateContent updates version examples in README.md 1'] = `
+## Quickstart
+
+If you are using Maven, add this to your pom.xml file (notice that you can replace
+\`google-auth-library-oauth2-http\` with any of \`google-auth-library-credentials\` and
+\`google-auth-library-appengine\`, depending on your application needs):
+
+[//]: # ({x-version-update-start:google-auth-library-oauth2-http:released})
+
+\`\`\`xml
+<dependency>
+  <groupId>com.google.auth</groupId>
+  <artifactId>google-auth-library-oauth2-http</artifactId>
+  <version>0.20.0</version>
+</dependency>
+\`\`\`
+[//]: # ({x-version-update-end})
+
+
+If you are using Gradle, add this to your dependencies
+
+[//]: # ({x-version-update-start:google-auth-library-oauth2-http:released})
+\`\`\`Groovy
+compile 'com.google.auth:google-auth-library-oauth2-http:0.20.0'
+\`\`\`
+[//]: # ({x-version-update-end})
+
+If you are using SBT, add this to your dependencies
+
+[//]: # ({x-version-update-start:google-auth-library-oauth2-http:released})
+\`\`\`Scala
+libraryDependencies += "com.google.auth" % "google-auth-library-oauth2-http" % "0.20.0"
+\`\`\`
+[//]: # ({x-version-update-end})
+
+`

__snapshots__/java-auth-versions.js

@@ -0,0 +1,25 @@
+exports['JavaAuthVersions updateContent updates versions.txt appropriately for non-SNAPSHOT release 1'] = `
+# Format:
+# module:released-version:current-version
+
+google-auth-library:0.25.0:0.25.0
+google-auth-library-bom:0.25.0:0.25.0
+google-auth-library-parent:0.25.0:0.25.0
+google-auth-library-appengine:0.25.0:0.25.0
+google-auth-library-credentials:0.25.0:0.25.0
+google-auth-library-oauth2-http:0.25.0:0.25.0
+
+`
+
+exports['JavaAuthVersions updateContent updates versions.txt appropriately for SNAPSHOT release 1'] = `
+# Format:
+# module:released-version:current-version
+
+google-auth-library:0.16.2:0.16.2-SNAPSHOT
+google-auth-library-bom:0.16.2:0.16.2-SNAPSHOT
+google-auth-library-parent:0.16.2:0.16.2-SNAPSHOT
+google-auth-library-appengine:0.16.2:0.16.2-SNAPSHOT
+google-auth-library-credentials:0.16.2:0.16.2-SNAPSHOT
+google-auth-library-oauth2-http:0.16.2:0.16.2-SNAPSHOT
+
+`

__snapshots__/pom-xml.js

@@ -0,0 +1,87 @@
+exports['PomXML updateContent updates version in pom.xml 1'] = `
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>org.sonatype.oss</groupId>
+    <artifactId>oss-parent</artifactId>
+    <version>7</version>
+  </parent>
+
+  <parent>
+    <groupId>com.google.auth</groupId>
+    <artifactId>google-auth-library-parent</artifactId>
+    <version>0.19.0</version><!-- {x-version-update:google-auth-library-parent:current} -->
+    <relativePath>../pom.xml</relativePath>
+  </parent>
+
+  <artifactId>google-auth-library-appengine</artifactId>
+  <name>Google Auth Library for Java - Google App Engine</name>
+
+  <distributionManagement>
+    <snapshotRepository>
+      <id>ossrh</id>
+      <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+    </snapshotRepository>
+  </distributionManagement>
+
+  <build>
+    <sourceDirectory>java</sourceDirectory>
+    <testSourceDirectory>javatests</testSourceDirectory>
+    <plugins>
+      <plugin>
+        <groupId>org.sonatype.plugins</groupId>
+        <artifactId>nexus-staging-maven-plugin</artifactId>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-source-plugin</artifactId>
+      </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-javadoc-plugin</artifactId>
+      </plugin>
+    </plugins>
+  </build>
+
+  <dependencies>
+    <dependency>
+      <groupId>com.google.auth</groupId>
+      <artifactId>google-auth-library-credentials</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.google.auth</groupId>
+      <artifactId>google-auth-library-oauth2-http</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.google.http-client</groupId>
+      <artifactId>google-http-client</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.google.http-client</groupId>
+      <artifactId>google-http-client-jackson2</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.google.appengine</groupId>
+      <artifactId>appengine-api-1.0-sdk</artifactId>
+      <scope>provided</scope>
+    </dependency>
+    <dependency>
+      <groupId>com.google.guava</groupId>
+      <artifactId>guava</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>com.google.auth</groupId>
+      <artifactId>google-auth-library-oauth2-http</artifactId>
+      <type>test-jar</type>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+</project>
+`

src/bin/release-please.ts

@@ -34,7 +34,8 @@ interface ErrorObject {
 interface YargsOptions {
   describe: string;
   demand?: boolean;
-  default?: string;
+  type?: string;
+  default?: string | boolean;
 }
 
 interface YargsOptionsBuilder {
@@ -58,6 +59,11 @@ const argv = yargs
         .option('label', {
           default: 'autorelease: pending,type: process',
           describe: 'label(s) to add to generated PR',
+        })
+        .option('snapshot', {
+          describe: 'is it a snapshot (or pre-release) being generated?',
+          type: 'boolean',
+          default: false,
         });
     },
     (argv: ReleasePROptions) => {
@@ -147,7 +153,7 @@ action "github-release" {
   })
   .option('release-type', {
     describe: 'what type of repo is a release being created for?',
-    options: ['node', 'php-yoshi'],
+    choices: ['node', 'php-yoshi', 'java-auth-yoshi'],
     default: 'node',
   })
   .option('bump-minor-pre-major', {

src/github.ts

@@ -106,13 +106,15 @@ export class GitHub {
 
   async commitsSinceSha(
     sha: string | undefined,
-    perPage = 100
+    perPage = 100,
+    labels = false
   ): Promise<Commit[]> {
     const commits: Commit[] = [];
+    const method = labels ? 'commitsWithLabels' : 'commitsWithFiles';
 
     let cursor;
     while (true) {
-      const commitsResponse: CommitsResponse = await this.commitsWithFiles(
+      const commitsResponse: CommitsResponse = await this[method](
         cursor,
         perPage
       );
@@ -219,6 +221,80 @@ export class GitHub {
     }
   }
 
+  private async commitsWithLabels(
+    cursor: string | undefined = undefined,
+    perPage = 32,
+    maxLabels = 16,
+    retries = 0
+  ): Promise<CommitsResponse> {
+    try {
+      const response = await graphql({
+        query: `query commitsWithLabels($cursor: String, $owner: String!, $repo: String!, $perPage: Int, $maxLabels: Int) {
+          repository(owner: $owner, name: $repo) {
+            defaultBranchRef {
+              target {
+                ... on Commit {
+                  history(first: $perPage, after: $cursor) {
+                    edges{
+                      node {
+                        ... on Commit {
+                          message
+                          oid
+                          associatedPullRequests(first: 1) {
+                            edges {
+                              node {
+                                ... on PullRequest {
+                                  number
+                                  labels(first: $maxLabels) {
+                                    edges {
+                                      node {
+                                        name
+                                      }
+                                    }
+                                  }
+                                }
+                              }
+                            }
+                          }
+                        }
+                      }
+                    }
+                    pageInfo {
+                      endCursor
+                      hasNextPage
+                    }
+                  }
+                }
+              }
+            }
+          }
+        }`,
+        cursor,
+        maxLabels,
+        owner: this.owner,
+        perPage,
+        repo: this.repo,
+        url: `${this.apiUrl}/graphql${
+          this.proxyKey ? `?key=${this.proxyKey}` : ''
+        }`,
+        headers: {
+          authorization: `${this.proxyKey ? '' : 'token '}${this.token}`,
+          'content-type': 'application/vnd.github.v3+json',
+        },
+      });
+      return graphqlToCommits(this, response);
+    } catch (err) {
+      if (err.status === 502 && retries < 3) {
+        // GraphQL sometimes returns a 502 on the first request,
+        // this seems to relate to a cache being warmed and the
+        // second request generally works.
+        return this.commitsWithLabels(cursor, perPage, maxLabels, retries++);
+      } else {
+        throw err;
+      }
+    }
+  }
+
   async pullRequestFiles(
     num: number,
     cursor: string,

src/graphql-to-commits.ts

@@ -16,6 +16,8 @@
 
 import { GitHub } from './github';
 
+const CONVENTIONAL_COMMIT_REGEX = /^[\w]+(\(\w+\))?!?: /;
+
 // simplified model for working with commits (vs., GraphQL response):
 
 export interface CommitsResponse {
@@ -50,13 +52,21 @@ interface CommitEdge {
 }
 
 export interface PREdge {
-  node: { number: number; files: { edges: FileEdge[]; pageInfo: PageInfo } };
+  node: {
+    number: number;
+    files: { edges: FileEdge[]; pageInfo: PageInfo };
+    labels: { edges: LabelEdge[] };
+  };
 }
 
 interface FileEdge {
   node: { path: string };
 }
 
+interface LabelEdge {
+  node: { name: string };
+}
+
 interface PageInfo {
   endCursor: string;
   hasNextPage: boolean;
@@ -102,7 +112,7 @@ async function graphqlToCommit(
 
   // if, on the off chance, there are more than 100 files attached to a
   // PR, paginate in the additional files.
-  while (true) {
+  while (true && prEdge.node.files) {
     for (let i = 0, fileEdge; i < prEdge.node.files.edges.length; i++) {
       commit.files.push(prEdge.node.files.edges[i].node.path);
     }
@@ -116,5 +126,37 @@ async function graphqlToCommit(
     if (prEdge.node.files.pageInfo.hasNextPage === false) break;
   }
 
+  // to help some language teams transition to conventional commits, we allow
+  // a label to be used as an alternative to a commit prefix.
+  if (
+    prEdge.node.labels &&
+    CONVENTIONAL_COMMIT_REGEX.test(commit.message) === false
+  ) {
+    const prefix = prefixFromLabel(prEdge.node.labels.edges);
+    if (prefix) {
+      commit.message = `${prefix}${commit.message}`;
+    }
+  }
   return commit;
 }
+
+function prefixFromLabel(labels: LabelEdge[]): string | undefined {
+  let prefix = undefined;
+  let breaking = false;
+  for (let i = 0, labelEdge; i < labels.length; i++) {
+    labelEdge = labels[i];
+    if (labelEdge.node.name === 'feature') {
+      prefix = 'feat';
+    } else if (labelEdge.node.name === 'fix') {
+      prefix = 'fix';
+    } else if (labelEdge.node.name === 'semver: major') {
+      breaking = true;
+    }
+  }
+
+  if (prefix) {
+    prefix = `${prefix}${breaking ? '!' : ''}: `;
+  }
+
+  return prefix;
+}