feat: add build log search and jump-to-error navigation

Implements: https://todo.sr.ht/~ccleberg/hutch/29
Implements: https://todo.sr.ht/~ccleberg/hutch/30

1 files changed, 30 insertions, 0 deletions

diff --git a/HutchTests/BuildTaskLogSearchTests.swift b/HutchTests/BuildTaskLogSearchTests.swift
new file mode 100644
index 0000000..4cb9984
--- /dev/null
+++ b/HutchTests/BuildTaskLogSearchTests.swift
@@ -0,0 +1,30 @@
+import Testing
+@testable import Hutch
+
+struct BuildTaskLogSearchTests {
+
+    @Test
+    func logMatchRangesFindsCaseInsensitiveOccurrences() {
+        let matches = logMatchRanges(in: "Error: one\nerror: two\nwarning", query: "ERROR")
+
+        #expect(matches.count == 2)
+        #expect(matches[0] == LogTextRange(location: 0, length: 5))
+        #expect(matches[1].location > matches[0].location)
+    }
+
+    @Test
+    func detectLogAnchorsFindsImportantFailureLines() {
+        let anchors = detectLogAnchors(in: """
+        compile step
+        warning: this is fine
+        error: missing header
+        traceback (most recent call last):
+        panic: build failed
+        """)
+
+        #expect(anchors.count == 2)
+        #expect(anchors[0].lineNumber == 3)
+        #expect(anchors[0].label.contains("missing header"))
+        #expect(anchors[1].lineNumber == 5)
+    }
+}