Function getPathHunks

lib/repository.js:129–175

(repo, index, filePath, isStaged, additionalDiffOptions)

}

function getPathHunks(repo, index, filePath, isStaged, additionalDiffOptions) {
  var diffOptions = additionalDiffOptions ? {
    flags: additionalDiffOptions
  } : undefined;

  return Promise.resolve()
    .then(function() {
      if (isStaged) {
        return repo.getHeadCommit()
          .then(function getTreeFromCommit(commit) {
            return commit.getTree();
          })
          .then(function getDiffFromTree(tree) {
            return NodeGit.Diff.treeToIndex(repo, tree, index, diffOptions);
          });
      }

      return NodeGit.Diff.indexToWorkdir(repo, index, {
        flags:
          NodeGit.Diff.OPTION.SHOW_UNTRACKED_CONTENT |
          NodeGit.Diff.OPTION.RECURSE_UNTRACKED_DIRS |
          (additionalDiffOptions || 0)
      });
    })
    .then(function(diff) {
      return NodeGit.Status.file(repo, filePath)
        .then(function(status) {
          if (!(status & NodeGit.Status.STATUS.WT_MODIFIED) &&
              !(status & NodeGit.Status.STATUS.INDEX_MODIFIED)) {
            return Promise.reject
              ("Selected staging is only available on modified files.");
          }
          return diff.patches();
        });
    })
    .then(function(patches) {
      var pathPatch = patches.filter(function(patch) {
        return patch.newFile().path() === filePath;
      });

      if (pathPatch.length !== 1) {
        return Promise.reject("No differences found for this file.");
      }

      return pathPatch[0].hunks();
    });
}

function getReflogMessageForCommit(commit) {
  var parentCount = commit.parentcount();