Fix various small details and update readme

cmd/micro/colorscheme.go

@@ -2,11 +2,12 @@ package main
 
 import (
 	"fmt"
-	"github.com/zyedidia/tcell"
 	"io/ioutil"
 	"regexp"
 	"strconv"
 	"strings"
+
+	"github.com/zyedidia/tcell"
 )
 
 // Colorscheme is a map from string to style -- it represents a colorscheme

cmd/micro/command.go

@@ -68,17 +68,17 @@ func MakeCommand(name, function string, completions ...Completion) {
 // DefaultCommands returns a map containing micro's default commands
 func DefaultCommands() map[string]StrCommand {
 	return map[string]StrCommand{
-		"set":      StrCommand{"Set", []Completion{OptionCompletion, NoCompletion}},
-		"setlocal": StrCommand{"SetLocal", []Completion{OptionCompletion, NoCompletion}},
-		"bind":     StrCommand{"Bind", []Completion{NoCompletion}},
-		"run":      StrCommand{"Run", []Completion{NoCompletion}},
-		"quit":     StrCommand{"Quit", []Completion{NoCompletion}},
-		"save":     StrCommand{"Save", []Completion{NoCompletion}},
-		"replace":  StrCommand{"Replace", []Completion{NoCompletion}},
-		"vsplit":   StrCommand{"VSplit", []Completion{FileCompletion, NoCompletion}},
-		"hsplit":   StrCommand{"HSplit", []Completion{FileCompletion, NoCompletion}},
-		"tab":      StrCommand{"Tab", []Completion{FileCompletion, NoCompletion}},
-		"help":     StrCommand{"Help", []Completion{HelpCompletion, NoCompletion}},
+		"set":      {"Set", []Completion{OptionCompletion, NoCompletion}},
+		"setlocal": {"SetLocal", []Completion{OptionCompletion, NoCompletion}},
+		"bind":     {"Bind", []Completion{NoCompletion}},
+		"run":      {"Run", []Completion{NoCompletion}},
+		"quit":     {"Quit", []Completion{NoCompletion}},
+		"save":     {"Save", []Completion{NoCompletion}},
+		"replace":  {"Replace", []Completion{NoCompletion}},
+		"vsplit":   {"VSplit", []Completion{FileCompletion, NoCompletion}},
+		"hsplit":   {"HSplit", []Completion{FileCompletion, NoCompletion}},
+		"tab":      {"Tab", []Completion{FileCompletion, NoCompletion}},
+		"help":     {"Help", []Completion{HelpCompletion, NoCompletion}},
 	}
 }
 
@@ -308,9 +308,9 @@ func Replace(args []string) {
 	view.Cursor.Relocate()
 
 	if found > 1 {
-		messenger.Message("Replaced ", found, " occurences of ", search)
+		messenger.Message("Replaced ", found, " occurrences of ", search)
 	} else if found == 1 {
-		messenger.Message("Replaced ", found, " occurence of ", search)
+		messenger.Message("Replaced ", found, " occurrence of ", search)
 	} else {
 		messenger.Message("Nothing matched ", search)
 	}
@@ -396,7 +396,7 @@ func HandleCommand(input string) {
 	args := strings.Split(input, " ")[1:]
 
 	if _, ok := commands[inputCmd]; !ok {
-		messenger.Error("Unkown command ", inputCmd)
+		messenger.Error("Unknown command ", inputCmd)
 	} else {
 		commands[inputCmd].action(args)
 	}

cmd/micro/micro.go

@@ -42,7 +42,7 @@ var (
 	configDir string
 
 	// Version is the version number or commit hash
-	// This should be set by the linker when compiling
+	// These variables should be set by the linker when compiling
 	Version     = "Unknown"
 	CommitHash  = "Unknown"
 	CompileDate = "Unknown"
@@ -104,6 +104,10 @@ func LoadInput() []*Buffer {
 		// The input is not a terminal, so something is being piped in
 		// and we should read from stdin
 		input, err = ioutil.ReadAll(os.Stdin)
+		if err != nil {
+			TermMessage("Error reading from stdin: ", err)
+			input = []byte{}
+		}
 		buffers = append(buffers, NewBuffer(input, filename))
 	} else {
 		// Option 3, just open an empty buffer

cmd/micro/tab.go

@@ -61,7 +61,7 @@ func CurView() *View {
 
 // TabbarString returns the string that should be displayed in the tabbar
 // It also returns a map containing which indicies correspond to which tab number
-// This is useful when we know that the mouse click has occured at an x location
+// This is useful when we know that the mouse click has occurred at an x location
 // but need to know which tab that corresponds to to accurately change the tab
 func TabbarString() (string, map[int]int) {
 	str := ""

cmd/micro/util.go

@@ -20,8 +20,8 @@ func Count(s string) int {
 	return utf8.RuneCountInString(s)
 }
 
-// NumOccurences counts the number of occurences of a byte in a string
-func NumOccurences(s string, c byte) int {
+// NumOccurrences counts the number of occurences of a byte in a string
+func NumOccurrences(s string, c byte) int {
 	var n int
 	for i := 0; i < len(s); i++ {
 		if s[i] == c {
@@ -154,7 +154,7 @@ func GetModTime(path string) (time.Time, bool) {
 // StringWidth returns the width of a string where tabs count as `tabsize` width
 func StringWidth(str string, tabsize int) int {
 	sw := runewidth.StringWidth(str)
-	sw += NumOccurences(str, '\t') * (tabsize - 1)
+	sw += NumOccurrences(str, '\t') * (tabsize - 1)
 	return sw
 }
 

cmd/micro/util_test.go

@@ -13,7 +13,7 @@ func TestNumOccurences(t *testing.T) {
 		{"∆ƒ\tø ® \t\t", '\t', 3},
 	}
 	for _, test := range tests {
-		if got := NumOccurences(test.inputStr, test.inputChar); got != test.want {
+		if got := NumOccurrences(test.inputStr, test.inputChar); got != test.want {
 			t.Errorf("NumOccurences(%s, %c) = %d", test.inputStr, test.inputChar, got)
 		}
 	}

cmd/micro/view.go

@@ -600,7 +600,7 @@ func (v *View) DisplayView() {
 				lineNumStyle = style
 			}
 			if style, ok := colorscheme["current-line-number"]; ok {
-				if curLineN == v.Cursor.Y {
+				if curLineN == v.Cursor.Y && tabs[curTab].curView == v.Num && !v.Cursor.HasSelection() {
 					lineNumStyle = style
 				}
 			}