jsonrepair-rs 0.1.0

Repair broken JSON — fix quotes, commas, comments, trailing content, and 30+ other issues
Documentation 
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use crate::chars;

use super::JsonRepairer;
use super::Result;

impl JsonRepairer {
    pub(super) fn parse_markdown_fenced(&mut self) -> Result<bool> {
        if !self.matches_at(self.pos, "```") {
            return Ok(false);
        }

        self.pos += 3; // skip opening ```

        // Optional language tag: ```json
        while let Some(c) = self.peek() {
            if c.is_ascii_alphanumeric() || c == '_' || c == '$' {
                self.pos += 1;
            } else {
                break;
            }
        }

        self.parse_whitespace_and_comments();

        let processed_value = self.parse_value()?;
        if !processed_value {
            return Ok(false);
        }

        self.parse_whitespace_and_comments();

        if self.matches_at(self.pos, "```") {
            self.pos += 3;
        }

        Ok(true)
    }

    pub(super) fn parse_markdown_wrapped_open(&mut self) -> bool {
        self.parse_whitespace_and_comments();
        for block in ["```", "[```", "{```"] {
            if self.matches_at(self.pos, block) {
                self.pos += block.len();

                // Optional language tag like ```json
                while self.peek().is_some_and(chars::is_identifier_char) {
                    self.pos += 1;
                }

                self.parse_whitespace_and_comments();
                return true;
            }
        }
        false
    }

    pub(super) fn parse_markdown_wrapped_close(&mut self) -> bool {
        self.parse_whitespace_and_comments();
        for block in ["```", "```]", "```}"] {
            if self.matches_at(self.pos, block) {
                self.pos += block.len();
                self.parse_whitespace_and_comments();
                return true;
            }
        }
        false
    }

    pub(super) fn parse_regex_as_string(&mut self) -> Result<bool> {
        if self.peek() != Some('/') {
            return Ok(false);
        }
        self.pos += 1;
        self.output.push('"');
        self.output.push('/');

        loop {
            match self.peek() {
                None | Some('\n') | Some('\r') => {
                    self.output.push('/');
                    self.output.push('"');
                    return Ok(true);
                }
                Some('/') => {
                    self.pos += 1;
                    self.output.push('/');
                    while self.peek().is_some_and(|c| c.is_ascii_alphabetic()) {
                        self.output.push(self.chars[self.pos]);
                        self.pos += 1;
                    }
                    self.output.push('"');
                    return Ok(true);
                }
                Some('\\') => {
                    self.pos += 1;
                    self.output.push_str("\\\\");
                    if let Some(c) = self.peek() {
                        self.pos += 1;
                        if c == '"' {
                            self.output.push_str("\\\"");
                        } else {
                            self.output.push(c);
                        }
                    }
                }
                Some(c) => {
                    self.pos += 1;
                    if c == '"' {
                        self.output.push_str("\\\"");
                    } else {
                        self.output.push(c);
                    }
                }
            }
        }
    }
}