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brendan-kellambrendan-kellam
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fix issue with empty paths and add some UTs
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‎packages/web/src/app/[domain]/browse/hooks/utils.test.ts

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import { describe, it, expect } from 'vitest';
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import { getBrowseParamsFromPathParam } from './utils';
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describe('getBrowseParamsFromPathParam', () => {
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describe('tree paths', () => {
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it('should parse tree path with trailing slash', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/-/tree/');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: 'HEAD',
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path: '',
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pathType: 'tree',
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});
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});
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it('should parse tree path without trailing slash', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/-/tree');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: 'HEAD',
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path: '',
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pathType: 'tree',
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});
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});
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it('should parse tree path with nested directory', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/-/tree/packages/web/src');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: 'HEAD',
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path: 'packages/web/src',
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pathType: 'tree',
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});
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});
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it('should parse tree path without revision', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt/-/tree/docs');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: undefined,
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path: 'docs',
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pathType: 'tree',
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});
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});
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});
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describe('blob paths', () => {
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it('should parse blob path with file', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/-/blob/README.md');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: 'HEAD',
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path: 'README.md',
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pathType: 'blob',
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});
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});
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it('should parse blob path with nested file', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/-/blob/packages/web/src/app/page.tsx');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: 'HEAD',
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path: 'packages/web/src/app/page.tsx',
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pathType: 'blob',
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});
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});
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it('should parse blob path without revision', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt/-/blob/main.go');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: undefined,
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path: 'main.go',
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pathType: 'blob',
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});
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});
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});
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describe('URL decoding', () => {
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it('should decode URL-encoded spaces in path', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/-/tree/folder%20with%20spaces');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: 'HEAD',
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path: 'folder with spaces',
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pathType: 'tree',
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});
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});
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it('should decode URL-encoded special characters in path', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/-/blob/file%20with%20%26%20symbols.txt');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: 'HEAD',
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path: 'file with & symbols.txt',
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pathType: 'blob',
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});
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});
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});
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describe('different revision formats', () => {
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it('should parse with branch name', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@main/-/tree/');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: 'main',
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path: '',
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pathType: 'tree',
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});
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});
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it('should parse with commit hash', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@a1b2c3d/-/tree/');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: 'a1b2c3d',
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path: '',
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pathType: 'tree',
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});
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});
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it('should parse with tag', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/[email protected]/-/tree/');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: 'v1.0.0',
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path: '',
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pathType: 'tree',
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});
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});
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});
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describe('edge cases', () => {
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it('should handle repo name with multiple @ symbols', () => {
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const result = getBrowseParamsFromPathParam('gitlab.com/user@domain/repo@main/-/tree/');
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expect(result).toEqual({
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repoName: 'gitlab.com/user@domain/repo',
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revisionName: 'main',
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path: '',
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pathType: 'tree',
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});
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});
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it('should handle paths with @ symbols', () => {
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const result = getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/-/blob/[email protected]');
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expect(result).toEqual({
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repoName: 'github.com/sourcebot-dev/zoekt',
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revisionName: 'HEAD',
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path: '[email protected]',
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pathType: 'blob',
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});
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});
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});
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describe('error cases', () => {
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it('should throw error for blob path with trailing slash and no path', () => {
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expect(() => {
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getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/-/blob/');
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}).toThrow();
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});
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it('should throw error for blob path without trailing slash and no path', () => {
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expect(() => {
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getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/-/blob');
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}).toThrow();
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});
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it('should throw error for invalid pattern - missing /-/', () => {
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expect(() => {
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getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/tree/');
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}).toThrow();
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});
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it('should throw error for invalid pattern - missing tree/blob', () => {
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expect(() => {
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getBrowseParamsFromPathParam('github.com/sourcebot-dev/zoekt@HEAD/-/invalid/');
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}).toThrow();
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});
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it('should throw error for completely invalid format', () => {
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expect(() => {
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getBrowseParamsFromPathParam('invalid-path');
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}).toThrow();
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});
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it('should throw error for empty string', () => {
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expect(() => {
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getBrowseParamsFromPathParam('');
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}).toThrow();
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});
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});
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});

‎packages/web/src/app/[domain]/browse/hooks/utils.ts

Lines changed: 13 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -1,33 +1,39 @@
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export const getBrowseParamsFromPathParam = (pathParam: string) => {
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const sentinalIndex = pathParam.search(/\/-\/(tree|blob)\//);
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const sentinalIndex = pathParam.search(/\/-\/(tree|blob)/);
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if (sentinalIndex === -1) {
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throw new Error(`Invalid browse pathname: "${pathParam}" - expected to contain "/-/(tree|blob)/" pattern`);
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}
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const repoAndRevisionName = pathParam.substring(0, sentinalIndex).split('@');
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const repoName = repoAndRevisionName[0];
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const revisionName = repoAndRevisionName.length > 1 ? repoAndRevisionName[1] : undefined;
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const repoAndRevisionPart = pathParam.substring(0, sentinalIndex);
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const lastAtIndex = repoAndRevisionPart.lastIndexOf('@');
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const repoName = lastAtIndex === -1 ? repoAndRevisionPart : repoAndRevisionPart.substring(0, lastAtIndex);
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const revisionName = lastAtIndex === -1 ? undefined : repoAndRevisionPart.substring(lastAtIndex + 1);
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const { path, pathType } = ((): { path: string, pathType: 'tree' | 'blob' } => {
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const path = pathParam.substring(sentinalIndex + '/-/'.length);
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const pathType = path.startsWith('tree/') ? 'tree' : 'blob';
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const pathType = path.startsWith('tree') ? 'tree' : 'blob';
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// @note: decodedURIComponent is needed here incase the path contains a space.
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switch (pathType) {
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case 'tree':
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return {
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path: decodeURIComponent(path.substring('tree/'.length)),
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path: decodeURIComponent(path.startsWith('tree/') ? path.substring('tree/'.length) : path.substring('tree'.length)),
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pathType,
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};
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case 'blob':
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return {
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path: decodeURIComponent(path.substring('blob/'.length)),
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path: decodeURIComponent(path.startsWith('blob/') ? path.substring('blob/'.length) : path.substring('blob'.length)),
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pathType,
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};
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}
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})();
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if (pathType === 'blob' && path === '') {
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throw new Error(`Invalid browse pathname: "${pathParam}" - expected to contain a path for blob type`);
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}
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return {
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repoName,
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revisionName,

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