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13
src/main/kotlin/git/semver/plugin/changelog/ChangeLogContext.kt
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| @@ -0,0 +1,13 @@ | ||
| package git.semver.plugin.changelog | ||
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| class ChangeLogContext { | ||
| private val flaggedCommits = mutableSetOf<ChangeLogFormatter.CommitInfo>() | ||
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| fun flagCommit(commit: ChangeLogFormatter.CommitInfo) { | ||
| flaggedCommits.add(commit) | ||
| } | ||
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| fun isCommitFlagged(commit: ChangeLogFormatter.CommitInfo): Boolean { | ||
| return commit in flaggedCommits | ||
| } | ||
| } |
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src/main/kotlin/git/semver/plugin/changelog/ChangeLogDocumentBuilder.kt
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,132 @@ | ||
| package git.semver.plugin.changelog | ||
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| import java.util.* | ||
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| open class MarkDownDocumentBuilder { | ||
| val out = StringBuilder() | ||
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| fun build(): String { | ||
| return out.toString() | ||
| } | ||
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| fun heading1(text: String?) { | ||
| out.append("# ").appendLine(text) | ||
| } | ||
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| fun heading2(text: String?) { | ||
| out.append("## ").appendLine(text) | ||
| } | ||
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| fun heading3(text: String?) { | ||
| out.append("### ").appendLine(text) | ||
| } | ||
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| fun heading4(text: String?) { | ||
| out.append("#### ").appendLine(text) | ||
| } | ||
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| fun append(t: String?): MarkDownDocumentBuilder { | ||
| out.append(t) | ||
| return this | ||
| } | ||
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| fun appendLine(t: String? = ""): MarkDownDocumentBuilder { | ||
| out.appendLine(t) | ||
| return this | ||
| } | ||
| } | ||
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| open class ChangeLogDocumentBuilder( | ||
| private val commitInfos: List<ChangeLogFormatter.CommitInfo>, | ||
| private val context: ChangeLogContext | ||
| ) : MarkDownDocumentBuilder() { | ||
| fun breakingChanges(block: ChangeLogDocumentBuilder.() -> Unit) { | ||
| filter(block) { it.isBreaking } | ||
| } | ||
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| fun withScopes(vararg scopes: String, block: ChangeLogDocumentBuilder.() -> Unit) { | ||
| filter(block) { it.scope in scopes } | ||
| } | ||
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| fun withoutScope(block: ChangeLogDocumentBuilder.() -> Unit) { | ||
| filter(block) { it.scope == null } | ||
| } | ||
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| fun withTypes(vararg types: String, block: ChangeLogDocumentBuilder.() -> Unit) { | ||
| filter(block) { it.type in types } | ||
| } | ||
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| fun withoutType(block: ChangeLogDocumentBuilder.() -> Unit) { | ||
| filter(block) { it.type == null } | ||
| } | ||
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| fun with(filter: (ChangeLogFormatter.CommitInfo) -> Boolean, block: ChangeLogDocumentBuilder.() -> Unit) { | ||
| filter(block, filter) | ||
| } | ||
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| private fun filter(block: ChangeLogDocumentBuilder.() -> Unit, filter: (ChangeLogFormatter.CommitInfo) -> Boolean) { | ||
| val filteredCommits = commitInfos().filter(filter) | ||
| if (filteredCommits.isNotEmpty()) { | ||
| val builder = ChangeLogDocumentBuilder(filteredCommits, context) | ||
| builder.block() | ||
| out.appendLine(builder.build()) | ||
| } | ||
| } | ||
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| fun groupByScope(block: ChangeLogGroupBuilder.() -> Unit) { | ||
| groupBy({ it.scope ?: "" }, block) | ||
| } | ||
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| fun groupByType(block: ChangeLogGroupBuilder.() -> Unit) { | ||
| groupBy({ it.type ?: "" }, block) | ||
| } | ||
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| fun groupBy(group: (ChangeLogFormatter.CommitInfo) -> String, block: ChangeLogGroupBuilder.() -> Unit) { | ||
| processGroups(commitInfos().groupBy(group), block) | ||
| } | ||
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| fun groupBySorted(group: (ChangeLogFormatter.CommitInfo) -> String, block: ChangeLogGroupBuilder.() -> Unit) { | ||
| processGroups(commitInfos().groupByTo(TreeMap(), group), block) | ||
| } | ||
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| private fun processGroups( | ||
| groupedByScope: Map<String, List<ChangeLogFormatter.CommitInfo>>, | ||
| block: ChangeLogGroupBuilder.() -> Unit | ||
| ) { | ||
| for ((key, scopeCommits) in groupedByScope.filterKeys { it.isNotEmpty() }) { | ||
| processGroup(scopeCommits, key, block) | ||
| } | ||
| } | ||
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| private fun processGroup( | ||
| scopeCommits: List<ChangeLogFormatter.CommitInfo>, | ||
| group: String, | ||
| block: ChangeLogGroupBuilder.() -> Unit | ||
| ) { | ||
| val builder = ChangeLogGroupBuilder(scopeCommits, context, group) | ||
| block(builder) | ||
| out.appendLine(builder.build()) | ||
| } | ||
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| fun formatEach(block: ChangeLogTextFormatter.() -> String) { | ||
| for (commitInfo in commitInfos()) { | ||
| context.flagCommit(commitInfo) | ||
| val builder = ChangeLogTextFormatter(commitInfo) | ||
| out.appendLine(builder.block()) | ||
| } | ||
| } | ||
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| fun skip() { | ||
| for (commitInfo in commitInfos()) { | ||
| context.flagCommit(commitInfo) | ||
| } | ||
| } | ||
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| private fun commitInfos() = commitInfos.filter { !context.isCommitFlagged(it) } | ||
| } | ||
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| class ChangeLogGroupBuilder( | ||
| commitInfos: List<ChangeLogFormatter.CommitInfo>, | ||
| flagManager: ChangeLogContext, | ||
| val group: String | ||
| ) : ChangeLogDocumentBuilder(commitInfos, flagManager) |
22 changes: 22 additions & 0 deletions
22
src/main/kotlin/git/semver/plugin/changelog/ChangeLogTextFormatter.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| package git.semver.plugin.changelog | ||
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| class ChangeLogTextFormatter( | ||
| private val commitInfo: ChangeLogFormatter.CommitInfo | ||
| ) { | ||
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| fun header() = (commitInfo.message ?: commitInfo.text).lineSequence().first() | ||
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| fun body() = commitInfo.text.lineSequence() | ||
| .drop(1) | ||
| .dropWhile { it.isEmpty() } | ||
| .takeWhile { it.isNotEmpty() } | ||
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| fun fullHeader() = commitInfo.text.lineSequence().first() | ||
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| fun scope(format: String = "%s: ") = commitInfo.scope?.let { format.format(it) }.orEmpty() | ||
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| fun type(format: String = "%s") = commitInfo.type?.let { format.format(it) }.orEmpty() | ||
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| fun hash(format: String = "%s ", len: Int = 40) = | ||
| commitInfo.commits.joinToString("") { format.format(it.sha.take(len)) } | ||
| } |
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