Feat: support flags when using regexp

src/ActionConfig.ts

@@ -8,8 +8,12 @@ export class ActionConfig {
     public useBranches: boolean = false;
     /** A string which, if present in a git commit, indicates that a change represents a major (breaking) change. Wrap with '/' to match using a regular expression. */
     public majorPattern: string = "(MAJOR)";
+    /** A string which indicates the flags used by the `majorPattern` regular expression. */
+    public majorFlags: string = "";
     /** A string which, if present in a git commit, indicates that a change represents a minor (feature) change. Wrap with '/' to match using a regular expression. */
     public minorPattern: string = "(MINOR)";
+    /** A string which indicates the flags used by the `minorPattern` regular expression. */
+    public minorFlags: string = "";
     /** Pattern to use when formatting output version */
     public versionFormat: string = '${major}.${minor}.${patch}';
     /** Path to check for changes. If any changes are detected in the path the 'changed' output will true. Enter multiple paths separated by spaces. */

src/main.test.ts

@@ -472,6 +472,22 @@ test('Regular expressions can be used as minor tag', async () => {
     expect((await repo.runAction()).formattedVersion).toBe('0.1.0+0');
 }, 15000);
 
+test('Regular expressions and flags can be used as major tag', async () => {
+    const repo = createTestRepo({ tagPrefix: '', majorPattern: '/s[a-z]+value/', majorFlags: 'i' }); // 0.0.1
+
+    repo.makeCommit('Initial Commit'); // 0.0.1+0
+    repo.makeCommit('Second Commit SomeValue'); // 1.0.0+0
+    expect((await repo.runAction()).formattedVersion).toBe('1.0.0+0');
+}, 15000);
+
+test('Regular expressions and flags can be used as minor tag', async () => {
+    const repo = createTestRepo({ tagPrefix: '', minorPattern: '/s[a-z]+value/', minorFlags: 'i' }); // 0.0.1
+
+    repo.makeCommit('Initial Commit'); // 0.0.1+0
+    repo.makeCommit('Second Commit SomeValue'); // 0.0.1+1
+    expect((await repo.runAction()).formattedVersion).toBe('0.1.0+0');
+}, 15000);
+
 test('Tag prefix can include forward slash', async () => {
     const repo = createTestRepo({ tagPrefix: 'version/' }); // 0.0.0
 

src/main.ts

@@ -39,6 +39,8 @@ export async function run() {
     useBranches: core.getInput('use_branches') === 'true',
     majorPattern: core.getInput('major_pattern'),
     minorPattern: core.getInput('minor_pattern'),
+    majorFlags: core.getInput('major_regexp_flags'),
+    minorFlags: core.getInput('minor_regexp_flags'),
     versionFormat: core.getInput('version_format'),
     changePath: core.getInput('change_path'),
     namespace: core.getInput('namespace'),

src/providers/DefaultVersionClassifier.ts

@@ -13,13 +13,13 @@ export class DefaultVersionClassifier implements VersionClassifier {
 
     constructor(config: ActionConfig) {
         const searchBody = config.searchCommitBody;
-        this.majorPattern = this.parsePattern(config.majorPattern, searchBody);
-        this.minorPattern = this.parsePattern(config.minorPattern, searchBody);
+        this.majorPattern = this.parsePattern(config.majorPattern, config.majorFlags, searchBody);
+        this.minorPattern = this.parsePattern(config.minorPattern, config.minorFlags, searchBody);
     }
 
-    protected parsePattern(pattern: string, searchBody: boolean): (pattern: CommitInfo) => boolean {
+    protected parsePattern(pattern: string, flags: string, searchBody: boolean): (pattern: CommitInfo) => boolean {
         if (pattern.startsWith('/') && pattern.endsWith('/')) {
-            var regex = new RegExp(pattern.slice(1, -1));
+            var regex = new RegExp(pattern.slice(1, -1), flags);
             return searchBody ?
                 (commit: CommitInfo) => regex.test(commit.subject) || regex.test(commit.body) :
                 (commit: CommitInfo) => regex.test(commit.subject);