space.{adhoc,from*} now return this

This eases composition of space functions without having to create
a bunch of closures or global variables

1 files changed, 4 insertions, 0 deletions

diff --git a/space.js b/space.js
index 6d09c1b..1828dda 100644
--- a/space.js
+++ b/space.js
@@ -49,6 +49,7 @@ function Space(){
         }
       }
     }
+    return this;
   }
 
   this.towrite = function(){ // Does no splitting or anything like that. Just returns a list of triplets for the write function
@@ -70,6 +71,7 @@ function Space(){
 
   this.fromfile = function(filename){ //Reads an external file into internal data
     this.adhoc(fs.readFileSync(filename,'utf8'));
+    return this;
   }
 
   this.adhoc = function(text){
@@ -82,6 +84,7 @@ function Space(){
       }
       return row;
     });
+    return this;
   }
 
   this.comb = function(other, func){ // other must have a valid .loc. If this.loc null, treated as offset
@@ -112,6 +115,7 @@ function Space(){
         this.data[row][chr] = func(this.data[row][chr], otherrow[chr-offset[1]] || '');
       }
     }
+    return this;
   }
 
   this.search = function(other){ //Returns first instance of `other` subspace (prioritized vertically then horizontally)