mirror of https://github.com/cheat/cheat.git
102 lines
2.5 KiB
Go
102 lines
2.5 KiB
Go
package main
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import (
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"fmt"
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"os"
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"regexp"
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"strings"
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"github.com/cheat/cheat/internal/config"
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"github.com/cheat/cheat/internal/display"
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"github.com/cheat/cheat/internal/sheet"
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"github.com/cheat/cheat/internal/sheets"
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)
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// cmdSearch searches for strings in cheatsheets.
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func cmdSearch(opts map[string]interface{}, conf config.Config) {
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phrase := opts["--search"].(string)
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// load the cheatsheets
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cheatsheets, err := sheets.Load(conf.Cheatpaths)
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if err != nil {
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fmt.Fprintln(os.Stderr, fmt.Sprintf("failed to list cheatsheets: %v", err))
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os.Exit(1)
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}
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// filter cheatcheats by tag if --tag was provided
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if opts["--tag"] != nil {
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cheatsheets = sheets.Filter(
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cheatsheets,
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strings.Split(opts["--tag"].(string), ","),
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)
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}
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// consolidate the cheatsheets found on all paths into a single map of
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// `title` => `sheet` (ie, allow more local cheatsheets to override less
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// local cheatsheets)
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consolidated := sheets.Consolidate(cheatsheets)
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// if <cheatsheet> was provided, search that single sheet only
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if opts["<cheatsheet>"] != nil {
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cheatsheet := opts["<cheatsheet>"].(string)
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// assert that the cheatsheet exists
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s, ok := consolidated[cheatsheet]
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if !ok {
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fmt.Printf("No cheatsheet found for '%s'.\n", cheatsheet)
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os.Exit(2)
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}
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consolidated = map[string]sheet.Sheet{
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cheatsheet: s,
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}
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}
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// sort the cheatsheets alphabetically, and search for matches
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for _, sheet := range sheets.Sort(consolidated) {
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// assume that we want to perform a case-insensitive search for <phrase>
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pattern := "(?i)" + phrase
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// unless --regex is provided, in which case we pass the regex unaltered
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if opts["--regex"] == true {
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pattern = phrase
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}
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// compile the regex
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reg, err := regexp.Compile(pattern)
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if err != nil {
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fmt.Fprintln(os.Stderr, fmt.Sprintf("failed to compile regexp: %s, %v", pattern, err))
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os.Exit(1)
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}
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// `Search` will return text entries that match the search terms. We're
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// using it here to overwrite the prior cheatsheet Text, filtering it to
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// only what is relevant
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sheet.Text = sheet.Search(reg)
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// if the sheet did not match the search, ignore it and move on
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if sheet.Text == "" {
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continue
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}
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// if colorization was requested, apply it here
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if conf.Color(opts) {
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sheet.Colorize(conf)
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}
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// output the cheatsheet title
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out := fmt.Sprintf("%s:\n", sheet.Title)
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// indent each line of content with two spaces
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for _, line := range strings.Split(sheet.Text, "\n") {
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out += fmt.Sprintf(" %s\n", line)
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}
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// display the output
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display.Display(out, conf)
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}
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}
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