add mark.plot shorthand (observablehq#344)

mbostock · web-flow · commit 7654aba84233 · 2021-05-01T09:06:23.000-07:00
diff --git a/src/mark.js b/src/mark.js
@@ -1,5 +1,6 @@
 import {color} from "d3";
 import {ascendingDefined, nonempty} from "./defined.js";
+import {plot} from "./plot.js";
 
 // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypedArray
 const TypedArray = Object.getPrototypeOf(Uint8Array);
@@ -46,6 +47,9 @@ export class Mark {
       })
     };
   }
+  plot({marks = [], ...options} = {}) {
+    return plot({...options, marks: [...marks, this]});
+  }
 }
 
 // TODO Type coercion?

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,6 @@`
`1`	`1`	`import {color} from "d3";`
`2`	`2`	`import {ascendingDefined, nonempty} from "./defined.js";`
	`3`	`+import {plot} from "./plot.js";`
`3`	`4`
`4`	`5`	`// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypedArray`
`5`	`6`	`const TypedArray = Object.getPrototypeOf(Uint8Array);`
`@@ -46,6 +47,9 @@ export class Mark {`
`46`	`47`	`})`
`47`	`48`	`};`
`48`	`49`	`}`
	`50`	`+ plot({marks = [], ...options} = {}) {`
	`51`	`+ return plot({...options, marks: [...marks, this]});`
	`52`	`+ }`
`49`	`53`	`}`
`50`	`54`
`51`	`55`	`// TODO Type coercion?`