58 lines
1.0 KiB
Go
58 lines
1.0 KiB
Go
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package ingestion
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import (
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"os"
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"strings"
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)
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func ParseMarkdown(path string) (string, error) {
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data, err := os.ReadFile(path)
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if err != nil {
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return "", err
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}
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content := string(data)
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content = stripFrontmatter(content)
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content = strings.TrimSpace(content)
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return content, nil
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}
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func stripFrontmatter(content string) string {
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content = strings.TrimLeft(content, "\n\r\t ")
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if !strings.HasPrefix(content, "---") {
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return content
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}
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rest := content[3:]
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closing := findFMClosing(rest)
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if closing < 0 {
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return content
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}
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return strings.TrimLeft(rest[closing:], "\n\r")
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}
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func findFMClosing(s string) int {
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i := 0
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for i < len(s) {
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nl := strings.IndexByte(s[i:], '\n')
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if nl < 0 {
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break
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}
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lineStart := i + nl + 1
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if lineStart >= len(s) {
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break
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}
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end := strings.IndexByte(s[lineStart:], '\n')
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line := s[lineStart:]
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if end >= 0 {
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line = s[lineStart : lineStart+end]
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}
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if strings.TrimRight(line, "\r") == "---" {
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return lineStart + len(line)
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}
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i = lineStart + len(line)
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}
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return -1
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}
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