Method cacheFileChecksums

runner/engine.go:218–275

cacheFileChecksums calculates and stores checksums for each non-excluded file it finds from root.

(root string)

// cacheFileChecksums calculates and stores checksums for each non-excluded file it finds from root.
func (e *Engine) cacheFileChecksums(root string) error {
	return filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
		if err != nil {
			if info == nil {
				return err
			}
			if info.IsDir() {
				return filepath.SkipDir
			}
			return err
		}

		if !info.Mode().IsRegular() {
			if e.isTmpDir(path) || e.isTestDataDir(path) || isHiddenDirectory(path) || e.isExcludeDir(path) {
				e.watcherDebug("!exclude checksum %s", e.config.rel(path))
				return filepath.SkipDir
			}

			// Follow symbolic link
			if e.config.Build.FollowSymlink && (info.Mode()&os.ModeSymlink) > 0 {
				link, err := filepath.EvalSymlinks(path)
				if err != nil {
					return err
				}
				linkInfo, err := os.Stat(link)
				if err != nil {
					return err
				}
				if linkInfo.IsDir() {
					err = e.watchPath(link)
					if err != nil {
						return err
					}
				}
				return nil
			}
		}

		if e.isExcludeFile(path) || !e.isIncludeExt(path) && !e.checkIncludeFile(path) {
			e.watcherDebug("!exclude checksum %s", e.config.rel(path))
			return nil
		}

		excludeRegex, err := e.isExcludeRegex(path)
		if err != nil {
			return err
		}
		if excludeRegex {
			e.watcherDebug("!exclude checksum %s", e.config.rel(path))
			return nil
		}

		// update the checksum cache for the current file
		_ = e.isModified(path)

		return nil
	})
}