mirror of
https://github.com/cheat/cheat.git
synced 2026-03-07 11:13:33 +01:00
cc85a4bdb1
Bug fixes: - Fix inverted pager detection logic (returned error instead of path) - Fix repo.Clone ignoring destination directory parameter - Fix sheet loading using append on pre-sized slices - Clean up partial files on copy failure - Trim whitespace from editor config Security: - Add path traversal protection for cheatsheet names Performance: - Move regex compilation outside search loop - Replace string concatenation with strings.Join in search Build: - Remove go:generate; embed config and usage as string literals - Parallelize release builds - Add fuzz testing infrastructure Testing: - Improve test coverage from 38.9% to 50.2% - Add fuzz tests for search, filter, tags, and validation Documentation: - Fix inaccurate code examples in HACKING.md - Add missing --conf and --all options to man page - Add ADRs for path traversal, env parsing, and search parallelization - Update CONTRIBUTING.md to reflect project policy Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
54 lines
1.3 KiB
Go
54 lines
1.3 KiB
Go
package sheet
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import (
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"fmt"
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"io"
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"os"
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"path/filepath"
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)
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// Copy copies a cheatsheet to a new location
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func (s *Sheet) Copy(dest string) error {
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// NB: while the `infile` has already been loaded and parsed into a `sheet`
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// struct, we're going to read it again here. This is a bit wasteful, but
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// necessary if we want the "raw" file contents (including the front-matter).
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// This is because the frontmatter is parsed and then discarded when the file
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// is loaded via `sheets.Load`.
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infile, err := os.Open(s.Path)
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if err != nil {
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return fmt.Errorf("failed to open cheatsheet: %s, %v", s.Path, err)
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}
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defer infile.Close()
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// create any necessary subdirectories
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dirs := filepath.Dir(dest)
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if dirs != "." {
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if err := os.MkdirAll(dirs, 0755); err != nil {
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return fmt.Errorf("failed to create directory: %s, %v", dirs, err)
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}
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}
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// create the outfile
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outfile, err := os.Create(dest)
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if err != nil {
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return fmt.Errorf("failed to create outfile: %s, %v", dest, err)
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}
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defer outfile.Close()
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// copy file contents
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_, err = io.Copy(outfile, infile)
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if err != nil {
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// Clean up the partially written file on error
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os.Remove(dest)
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return fmt.Errorf(
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"failed to copy file: infile: %s, outfile: %s, err: %v",
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s.Path,
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dest,
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err,
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)
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}
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return nil
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}
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