Addition to snippet macros (#660)

Author: TobiasWrigstad

javascript/processingFunctions/processSnippetPdf.js

@@ -124,6 +124,10 @@ export const processSnippetPdf = (node, writeTo) => {
  const jsLonelySnippet = node.getElementsByTagName("JAVASCRIPT_LONELY")[0];
  const jsSnippet = node.getElementsByTagName("JAVASCRIPT")[0];
  const jsOutputSnippet = node.getElementsByTagName("JAVASCRIPT_OUTPUT")[0];
+ const allowBreakAfter =
+ jsSnippet && jsSnippet.getAttribute("BREAK_AFTER") === "yes"
+ ? "\\pagebreak"
+ : "";
 
  if (jsPromptSnippet) {
  writeTo.push(preSpace);
@@ -237,6 +241,7 @@ export const processSnippetPdf = (node, writeTo) => {
  "}\n" +
  "\\end{lrbox}" +
  "\\Usebox{\\UnbreakableBox}\\\\" +
+ allowBreakAfter +
  midSpace +
  "\\begin{lrbox}{\\UnbreakableBox}" +
  "\\begin{" +
@@ -275,11 +280,11 @@ export const processSnippetPdf = (node, writeTo) => {
 
  if (jsOutputSnippet) {
  if (indexTerms.length > 0) writeTo.push(indexTerms.pop());
- writeTo.push("\\Usebox{\\UnbreakableBox}");
+ writeTo.push("\\Usebox{\\UnbreakableBox}" + allowBreakAfter);
  outputAdjacent = true;
  } else {
  if (indexTerms.length > 0) writeTo.push(indexTerms.pop());
- writeTo.push("\\Usebox{\\UnbreakableBox}");
+ writeTo.push("\\Usebox{\\UnbreakableBox}" + allowBreakAfter);
  if (!followedByOtherSnippet && !skipPostPadding) {
  writeTo.push(postSpace);
  } else {

javascript/processingFunctions/replaceTagWithSymbol.js

@@ -24,6 +24,7 @@ const tagsToReplaceDefault = {
 
  SHORT_SPACE: "",
  SHORT_SPACE_AND_ALLOW_BREAK: "",
+ ALLOW_BREAK: "",
 
  EMDASH: "—",
  ENDASH: "–",
@@ -36,7 +37,8 @@ const tagsToReplaceDefault = {
 
 const tagsToReplacePdf = {
  SHORT_SPACE: "@xxx", // will be replaced in processSnippet
- SHORT_SPACE_AND_ALLOW_BREAK: "@yyy" // will be replaced in processSnippet
+ SHORT_SPACE_AND_ALLOW_BREAK: "@yyy", // will be replaced in processSnippet
+ ALLOW_BREAK: "@yyy" // ok to alias short_space_and_allow_break because the short space is implicit in the splitting of code boxes for now
 };
 
 export const replaceTagWithSymbol = (node, writeTo, type = "default") => {