Elia Sgolmin noiaverbale
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noiaverbale
/ gist:4c3b1706e54f581c32eb3790fa7f7373
Created
October 5, 2021 07:34
gitea-empty-csv-issue
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| 2021/10/04 08:03:16 ...s/context/context.go:195:HTML() [E] Render failed: template: repo/diff/csv_diff:3:15: executing "repo/diff/csv_diff" at <call .root.CreateCsvDiff .file .root.BaseCommit .root.HeadCommit>: error calling call: runtime error: invalid memory address or nil pointer dereference |
noiaverbale
/ Position.kt
Last active
December 14, 2018 13:20
The position class of a chess game in kotlin
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| internal data class Position(val name: String) { | |
| constructor(file: Int, rank: Int) : this("${(file + 'A'.toInt()).toChar()}${rank + 1}") | |
| val file: Int = name.validateAndTransform { it[0] - 'A' } | |
| val rank: Int = name.validateAndTransform { it[1].toString().toInt() - 1 } | |
| private fun <T> String.validateAndTransform(trasformer: (String) -> T): T = | |
| if (Regex("""^[A-H][1-8]$""") matches this) | |
| trasformer(this) |