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Try to discover .git instead of hardcoding. #623

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merged 1 commit into from
Oct 17, 2019
Merged

Try to discover .git instead of hardcoding. #623

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16 changes: 14 additions & 2 deletions ktlint/src/main/kotlin/com/pinterest/ktlint/internal/GitHookInstaller.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -30,9 +30,21 @@ object GitHookInstaller {

@Throws(IOException::class)
private fun resolveGitHooksDir(): File {
val gitDir = File(".git")
// Try to find the .git directory automatically, falling back to `./.git`
val gitDir = try {
val root = Runtime.getRuntime().exec("git rev-parse --show-toplevel")
.inputStream
.bufferedReader()
.readText()
.trim()

File(root).resolve(".git")
} catch (ex: IOException) {
File(".git")
}

if (!gitDir.isDirectory) {
throw IOException(".git directory not found. Are you sure you are inside project root directory?")
throw IOException(".git directory not found. Are you sure you are inside project directory?")
}

val hooksDir = gitDir.resolve("hooks")
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