From 297c764fe1844cba66e0c03c40602fd41264ca11 Mon Sep 17 00:00:00 2001
From: Baptiste Augrain <daiyam@zokugun.org>
Date: Sat, 15 Sep 2018 18:33:02 +0200
Subject: [PATCH] - avoid logging to console, the error when the diagram syntax
 is bad - fix line numbering of code blocks

---
 browser/components/MarkdownPreview.js      | 3 ---
 browser/components/render/MermaidRender.js | 1 -
 browser/lib/markdown-it-fence.js           | 2 +-
 3 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/browser/components/MarkdownPreview.js b/browser/components/MarkdownPreview.js
index 493b1fc4..42c649f9 100755
--- a/browser/components/MarkdownPreview.js
+++ b/browser/components/MarkdownPreview.js
@@ -704,7 +704,6 @@ export default class MarkdownPreview extends React.Component {
             el.addEventListener('click', this.linkClickHandler)
           })
         } catch (e) {
-          console.error(e)
           el.className = 'flowchart-error'
           el.innerHTML = 'Flowchart parse error: ' + e.message
         }
@@ -725,7 +724,6 @@ export default class MarkdownPreview extends React.Component {
             el.addEventListener('click', this.linkClickHandler)
           })
         } catch (e) {
-          console.error(e)
           el.className = 'sequence-error'
           el.innerHTML = 'Sequence diagram parse error: ' + e.message
         }
@@ -750,7 +748,6 @@ export default class MarkdownPreview extends React.Component {
 
           const chart = new Chart(canvas, chartConfig)
         } catch (e) {
-          console.error(e)
           el.className = 'chart-error'
           el.innerHTML = 'chartjs diagram parse error: ' + e.message
         }
diff --git a/browser/components/render/MermaidRender.js b/browser/components/render/MermaidRender.js
index f04d8cd0..0ea1960d 100644
--- a/browser/components/render/MermaidRender.js
+++ b/browser/components/render/MermaidRender.js
@@ -35,7 +35,6 @@ function render (element, content, theme) {
       element.innerHTML = svgGraph
     })
   } catch (e) {
-    console.error(e)
     element.className = 'mermaid-error'
     element.innerHTML = 'mermaid diagram parse error: ' + e.message
   }
diff --git a/browser/lib/markdown-it-fence.js b/browser/lib/markdown-it-fence.js
index c2a77a72..983dc45c 100644
--- a/browser/lib/markdown-it-fence.js
+++ b/browser/lib/markdown-it-fence.js
@@ -64,7 +64,7 @@ module.exports = function (md, renderers, defaultRenderer) {
     const parameters = {}
     let langType = ''
     let fileName = ''
-    let firstLineNumber = 0
+    let firstLineNumber = 1
 
     let match = /^(\w[-\w]*)?(?:\(((?:\s*\w[-\w]*(?:=(?:'(?:.*?[^\\])?'|"(?:.*?[^\\])?"|(?:[^'"][^\s]*)))?)*)\))?(?::([^:]*)(?::(\d+))?)?\s*$/.exec(params)
     if (match) {