82 lines
1.9 KiB
Go
82 lines
1.9 KiB
Go
package editorconfig
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import (
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"path/filepath"
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"sort"
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"strings"
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)
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func GetRulesToApplyToSourcePath(sourcePath string, cfs []ConfigFile) map[string]string {
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applicable := FilterConfigFilesToApplyToSourcePath(sourcePath, cfs)
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applicableSorted := SortConfigFilesByPrecendence(applicable)
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rules := make(map[string]string)
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for _, cf := range applicableSorted {
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for _, rule := range cf.DefaultRuleSet {
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rules[rule.Name] = rule.Value
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}
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for _, rs := range cf.FileConstrainedRuleSets {
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if rs.ConstraintRegexp.MatchString(sourcePath) {
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for _, rule := range rs.Rules {
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rules[rule.Name] = rule.Value
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}
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}
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}
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}
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if isIgnored, _ := rules["ignore"]; isIgnored == "true" {
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return make(map[string]string)
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}
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delete(rules, "root")
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if indentStyleValue, _ := rules["indent_style"]; indentStyleValue == "tab" {
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delete(rules, "indent_size")
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}
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return rules
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}
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func FilterConfigFilesToApplyToSourcePath(sourcePath string, cfs []ConfigFile) []ConfigFile {
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applicable := []ConfigFile{}
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for _, cf := range cfs {
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absSourcePath, err := filepath.Abs(sourcePath)
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if err != nil {
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ExitBecauseOfInternalError("Could not get absolute path for " + sourcePath)
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}
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absCfDir, err := filepath.Abs(cf.Dir())
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if err != nil {
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ExitBecauseOfInternalError("Could not get absolute path for " + cf.Dir())
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}
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if strings.HasPrefix(absSourcePath, absCfDir) {
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applicable = append(applicable, cf)
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}
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}
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return applicable
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}
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// ByPrecedence implements sort.Interface for []ConfigFile based on how many slashes are in the file's path.
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type ByPrecedence []ConfigFile
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func (a ByPrecedence) Len() int {
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return len(a)
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}
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func (a ByPrecedence) Swap(i, j int) {
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a[i], a[j] = a[j], a[i]
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}
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func (a ByPrecedence) Less(i, j int) bool {
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return a[i].Precedence() < a[j].Precedence()
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}
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/**
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* @return Least important files first, most important files last.
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*/
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func SortConfigFilesByPrecendence(cfs []ConfigFile) []ConfigFile {
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sort.Sort(ByPrecedence(cfs))
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return cfs
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}
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