message: Support single and double line font warnings.
diff: @@ -10,7 +10,9 @@ const latexFatalPattern = /Fatal error occurred, no output PDF file produced!/gm
  const latexError = /^(?:(.*):(\d+):|!)(?: (.+) Error:)? (.+?)$/
  const latexBox = /^((?:Over|Under)full \\[vh]box \([^)]*\)) in paragraph at lines (\d+)--(\d+)$/
  const latexBoxAlt = /^((?:Over|Under)full \\[vh]box \([^)]*\)) detected at line (\d+)$/
  -const latexWarn = /^((?:(?:Class|Package) \S*)|LaTeX) (Warning|Info):\s+(.*?)(?: on input line (\d+))?\.$/
  +const latexWarn = /^((?:(?:Class|Package) \S*)|LaTeX) (Warning|Info|Font Warning):\s+(.*?)(?: on input line (\d+))?\.$/
  +const latexFontWarnFirstLine = /^LaTeX Font Warning:\s+([^.]*?)$/
  +const latexFontWarnSecondLine = /^\(Font\)\s+(.*?)(?: on input line (\d+))?\.$/
  const bibEmpty = /^Empty `thebibliography' environment/
  const biberWarn = /^Biber warning:.*WARN - I didn't find a database entry for '([^']+)'/
  @@ -190,6 +192,7 @@ export class Parser {
  insideBoxWarn = true
  continue
  }
  + // Also matches single-line Font Warnings
  result = line.match(latexWarn)
  if (result) {
  if (currentResult.type !== '') {
  @@ -204,6 +207,27 @@ export class Parser {
  searchesEmptyLine = true
  continue
  }
  + result = line.match(latexFontWarnFirstLine)
  + if (result) {
  + if (currentResult.type !== '') {
  + this.buildLog.push(currentResult)
  + }
  + currentResult = {
  + type: 'warning',
  + file: filename,
  + line: NaN,
  + text: result[1]
  + }
  + searchesEmptyLine = false
  + continue
  + }
  + result = line.match(latexFontWarnSecondLine)
  + if (result) {
  + currentResult.text += '\n' + result[1] + '.'
  + currentResult.line = parseInt(result[2], 10)
  + searchesEmptyLine = false
  + continue
  + }
  result = line.match(biberWarn)
  if (result) {
  if (currentResult.type !== '') {
  