55 lines
1.2 KiB
Go
55 lines
1.2 KiB
Go
package commands
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import (
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"bufio"
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"os"
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"regexp"
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"github.com/versenilvis/iris/commands/core"
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)
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func init() {
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core.Register(&core.Spec{
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Name: "make",
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Description: "build automation",
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Generator: func(tokens []string, prefix string) []core.Suggestion {
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// Read the Makefile
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file, err := os.Open("Makefile")
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if err != nil {
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// No Makefile, don't pretend we have one
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return nil
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}
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defer file.Close()
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var suggestions []core.Suggestion
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seen := make(map[string]bool)
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scanner := bufio.NewScanner(file)
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// Matches targets like `build:`, ` run :`, etc.
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// Ignores lines starting with whitespace followed by command (tab)
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targetRegex := regexp.MustCompile(`^[ \t]*([a-zA-Z0-9_-]+)[ \t]*:`)
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for scanner.Scan() {
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line := scanner.Text()
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if matches := targetRegex.FindStringSubmatch(line); len(matches) > 1 {
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target := matches[1]
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// Ignore standard non-target keywords
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if target == "PHONY" || seen[target] {
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continue
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}
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seen[target] = true
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cmd := target
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if prefix != "" {
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cmd = prefix + " " + target
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}
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suggestions = append(suggestions, core.Suggestion{
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Cmd: cmd,
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Desc: "make target",
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})
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}
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}
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return suggestions
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},
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})
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}
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