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Use a term-to-DOM wrapper function.

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This commit is contained in:
Rob Rix 2015-10-23 20:23:53 -04:00
parent 38ec0850c2
commit e152b0084c
1 changed files with 9 additions and 4 deletions
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13
prototype/UI/index.html
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@ -80,6 +80,11 @@
return this;
}
/// Term -> String -> DOM
function termToDOM(term, source) {
return rangeAndSyntaxToDOM(term.range, term.unwrap, source, function(term) { return termToDOM(term, source); });
}
/// Range -> Syntax a -> String, (a -> DOM) -> DOM
function rangeAndSyntaxToDOM(range, syntax, source, recur) {
recur = recur || function (term) { return rangeAndSyntaxToDOM(term.range, term.unwrap, source); }
@ -131,7 +136,7 @@
var element;
if (model instanceof Term) {
element = rangeAndSyntaxToDOM(model.range, model.unwrap, source, function(child) { return toDOM(child, stateName, source); });
element = rangeAndSyntaxToDOM(model.range, model.unwrap, source);
}
if (model instanceof Diff) {
@ -141,7 +146,7 @@
element.classList.add("pure");
element.appendChild(toDOM(model.pure[stateName], stateName, source));
} else if(model.roll != null) {
element = rangeAndSyntaxToDOM(model.roll.extract[stateName], model.roll.unwrap, source, function(child) { return toDOM(child, stateName, source); });
element = rangeAndSyntaxToDOM(model.roll.extract[stateName], model.roll.unwrap, source);
element.classList.add("diff");
element.classList.add("roll");
}
@ -216,8 +221,8 @@
var diff = diffFromJSON(json.diff);
var mapped = diff.map(function(value) {
return {
before: value.before != null ? toDOM(value.before, "before", json["before"]) : document.createTextNode(""),
after: value.after != null ? toDOM(value.after, "after", json["after"]) : document.createTextNode(""),
before: value.before != null ? termToDOM(value.before, "before", json["before"]) : document.createTextNode(""),
after: value.after != null ? termToDOM(value.after, "after", json["after"]) : document.createTextNode(""),
};
});
document.getElementById("before").appendChild(toDOM(mapped, "before", json["before"]));