Merge pull request #79 from demike/feat/mermaid-layout-options

feat: add mermaid styling and layouting options

README.md

@@ -43,7 +43,6 @@ tsuml2 --glob "./src/**/!(*.d|*.spec).ts"
   -g, --glob                pattern to match the source files (i.e.:
                             ./src/**/*.ts)                   [string] [required]
       --tsconfig            the path to tsconfig.json file
-                                                    [default: "./tsconfig.json"]
   -o, --outFile             the path to the output file     [default: "out.svg"]
       --propertyTypes       show property types and method return types
                                                        [boolean] [default: true]
@@ -56,6 +55,9 @@ tsuml2 --glob "./src/**/!(*.d|*.spec).ts"
                             --nomnoml "#arrowSize: 1" "#.interface: fill=#8f8
                             dashed"                                      [array]
       --outDsl              the path to the output DSL file (nomnoml)   [string]
+      --mermaid             mermaid layouting and styling options (an array of
+                            strings, each representing a mermaid line), i.e.:
+                            --mermaid "direction LR"                     [array]
       --outMermaidDsl       the path to the output mermaid DSL file     [string]
   -m, --memberAssociations  show associations between classes, interfaces, types
                             and their member types    [boolean] [default: false]

src/core/index.ts

@@ -147,7 +147,7 @@ function getNomnomlDSLHeader(settings: TsUML2Settings): string {
 }
 
 function getMermaidDSLHeader(settings: TsUML2Settings): string {
-  return '\nclassDiagram\n'; 
+  return '\nclassDiagram\n' + settings.mermaid.join("\n") + '\n'; 
 }
 
 

src/core/parse-settings.ts

@@ -45,6 +45,10 @@ import * as fs  from "fs";
             describe: "the path to the output DSL file (nomnoml)",
             string: true,
             required: false,
+        }).option('mermaid', {
+            describe: "mermaid layouting and styling options (an array of strings, each representing a mermaid line), i.e.: --mermaid \"direction LR\" ",
+            array: true,
+            string: true
         }).option('outMermaidDsl', {
             describe: "the path to the output mermaid DSL file",
             string: true,
@@ -103,6 +107,10 @@ import * as fs  from "fs";
             settings.outDsl = argv.outDsl;
         }
 
+        if(argv.mermaid) {
+            settings.mermaid = argv.mermaid;
+        }
+
         if(argv.outMermaidDsl != null && !(yargs.parsed as any).defaulted.outMermaidDsl) {
             settings.outMermaidDsl = argv.outMermaidDsl;
         }

src/core/tsuml2-settings.ts

@@ -47,6 +47,11 @@ export class TsUML2Settings {
      */
     outMermaidDsl: string = "";
 
+    /**
+     * mermaid layouting and styling options
+     */
+    mermaid: string[] = [];
+
     /**
      * show associations between classes, interfaces, types and their member types
      */