Allows you to use ... to end the yaml header block.

CHANGELOG.md

@@ -1,5 +1,10 @@
 # Changelog
 
+
+### 1.0.14 (39)
+Bugfix:
+- Allows you to use `...` to end the `yaml` header block. 
+
 ### 1.0.13 (38)
 Bugfix:
 - Fixed the Sparkle integration bug. **If you have installed version 1.0.11 or 1.0.12 you may need to [re-download the updated app from the web](https://github.com/sbarex/QLMarkdown/releases/download/1.0.13/QLMarkdown.zip).** 

QLMarkdown.xcodeproj/project.pbxproj

@@ -1433,7 +1433,7 @@
 				CODE_SIGN_ENTITLEMENTS = QLExtension/QLExtension.entitlements;
 				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Manual;
-				CURRENT_PROJECT_VERSION = 38;
+				CURRENT_PROJECT_VERSION = 39;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				HEADER_SEARCH_PATHS = (
@@ -1453,7 +1453,7 @@
 					"$(BUILT_PRODUCTS_DIR)/libpcre2/lib",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				MARKETING_VERSION = 1.0.13;
+				MARKETING_VERSION = 1.0.14;
 				PRODUCT_BUNDLE_IDENTIFIER = org.sbarex.QLMarkdown.QLExtension;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -1470,7 +1470,7 @@
 				CODE_SIGN_ENTITLEMENTS = QLExtension/QLExtension.entitlements;
 				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Manual;
-				CURRENT_PROJECT_VERSION = 38;
+				CURRENT_PROJECT_VERSION = 39;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				HEADER_SEARCH_PATHS = (
@@ -1490,7 +1490,7 @@
 					"$(BUILT_PRODUCTS_DIR)/libpcre2/lib",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				MARKETING_VERSION = 1.0.13;
+				MARKETING_VERSION = 1.0.14;
 				PRODUCT_BUNDLE_IDENTIFIER = org.sbarex.QLMarkdown.QLExtension;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -1684,7 +1684,7 @@
 				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Manual;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 38;
+				CURRENT_PROJECT_VERSION = 39;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				FRAMEWORK_SEARCH_PATHS = "$(inherited)";
@@ -1706,7 +1706,7 @@
 					"$(BUILT_PRODUCTS_DIR)/libpcre2/lib",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				MARKETING_VERSION = 1.0.13;
+				MARKETING_VERSION = 1.0.14;
 				PRODUCT_BUNDLE_IDENTIFIER = org.sbarex.QLMarkdown;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -1727,7 +1727,7 @@
 				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Manual;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 38;
+				CURRENT_PROJECT_VERSION = 39;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				FRAMEWORK_SEARCH_PATHS = "$(inherited)";
@@ -1749,7 +1749,7 @@
 					"$(BUILT_PRODUCTS_DIR)/libpcre2/lib",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 10.15;
-				MARKETING_VERSION = 1.0.13;
+				MARKETING_VERSION = 1.0.14;
 				PRODUCT_BUNDLE_IDENTIFIER = org.sbarex.QLMarkdown;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";

QLMarkdown/Settings.swift

@@ -640,7 +640,13 @@ class Settings {
         var header = ""
 
         if self.yamlExtension && (self.yamlExtensionAll || filename.lowercased().hasSuffix("rmd")) && md_text.hasPrefix("---") {
-            let pattern = "(?s)((?<=---\n).*?(?>\n---\n))"
+            /*
+             (?s): Turn on "dot matches newline" for the remainder of the regular expression. For “single line mode” makes the dot match all characters, including line breaks.
+             (?<=---\n): Positive lookbehind. Matches at a position if the pattern inside the lookbehind can be matched ending at that position. Find expression .* where expression `---\n` precedes.
+             (?>\n(?:---|\.\.\.):
+             (?:---|\.\.\.): not capturing group
+             */
+            let pattern = "(?s)((?<=---\n).*?(?>\n(?:---|\\.\\.\\.)\n))"
             if let range = md_text.range(of: pattern, options: .regularExpression) {
                 let yaml = String(md_text[range.lowerBound ..< md_text.index(range.upperBound, offsetBy: -4)])
                 var isHTML = false

QLMarkdown/test1.md

@@ -6,9 +6,9 @@ Abstract: "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusm
 output:
   pdf_document: default
   html_notebook: default
----
+...
 
-The previous block placed at the top of the document and contained between the markers `---` is displayed as the file header when the `YAML` extension is enabled. With the `table` extension on, it is displayed as a table otherwise as a block of code.
+The previous block placed at the top of the document, starting with `---` and ending with `---` or `...` is displayed as the file header when the `YAML` extension is enabled. With the `table` extension on, it is displayed as a table otherwise as a block of code.
 
 
 # TOC

README.md

@@ -237,7 +237,7 @@ If no language is defined and the guessing fail (or is not enabled), the code is
 
 In the [Advanced options panel](#advanced-options), you can enable the extension to handle a `yaml` header at the beginning of a file. You can choose to enable the extensions to all `.md` files or only for `.rmd` files.
 
-The header is recognized only if the file start with `---`.
+The header is recognized only if the file start with `---`. The yaml block must be closed with `---` or with `...`.
 
 When the `table` extension is enabled, the header is rendered as a table, otherwise as a block of code. Nested tables are supported.