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-rw-r--r--src/libfmt_macros/lib.rs22
1 files changed, 12 insertions, 10 deletions
diff --git a/src/libfmt_macros/lib.rs b/src/libfmt_macros/lib.rs
index 24430b2e377..44cdb5e8a36 100644
--- a/src/libfmt_macros/lib.rs
+++ b/src/libfmt_macros/lib.rs
@@ -73,7 +73,9 @@ pub struct FormatSpec<'a> {
 /// Enum describing where an argument for a format can be located.
 #[derive(Copy, Clone, PartialEq)]
 pub enum Position<'a> {
-    /// The argument is located at a specific index.
+    /// The arugment is implied to be located at an index
+    ArgumentImplicitlyIs(usize),
+    /// The argument is located at a specific index given in the format
     ArgumentIs(usize),
     /// The argument has a name.
     ArgumentNamed(&'a str),
@@ -275,7 +277,7 @@ impl<'a> Parser<'a> {
             None => {
                 let i = self.curarg;
                 self.curarg += 1;
-                ArgumentIs(i)
+                ArgumentImplicitlyIs(i)
             }
         };
 
@@ -517,7 +519,7 @@ mod tests {
     fn format_nothing() {
         same("{}",
              &[NextArgument(Argument {
-                   position: ArgumentIs(0),
+                   position: ArgumentImplicitlyIs(0),
                    format: fmtdflt(),
                })]);
     }
@@ -595,7 +597,7 @@ mod tests {
     fn format_counts() {
         same("{:10s}",
              &[NextArgument(Argument {
-                   position: ArgumentIs(0),
+                   position: ArgumentImplicitlyIs(0),
                    format: FormatSpec {
                        fill: None,
                        align: AlignUnknown,
@@ -607,7 +609,7 @@ mod tests {
                })]);
         same("{:10$.10s}",
              &[NextArgument(Argument {
-                   position: ArgumentIs(0),
+                   position: ArgumentImplicitlyIs(0),
                    format: FormatSpec {
                        fill: None,
                        align: AlignUnknown,
@@ -619,7 +621,7 @@ mod tests {
                })]);
         same("{:.*s}",
              &[NextArgument(Argument {
-                   position: ArgumentIs(1),
+                   position: ArgumentImplicitlyIs(1),
                    format: FormatSpec {
                        fill: None,
                        align: AlignUnknown,
@@ -631,7 +633,7 @@ mod tests {
                })]);
         same("{:.10$s}",
              &[NextArgument(Argument {
-                   position: ArgumentIs(0),
+                   position: ArgumentImplicitlyIs(0),
                    format: FormatSpec {
                        fill: None,
                        align: AlignUnknown,
@@ -643,7 +645,7 @@ mod tests {
                })]);
         same("{:a$.b$s}",
              &[NextArgument(Argument {
-                   position: ArgumentIs(0),
+                   position: ArgumentImplicitlyIs(0),
                    format: FormatSpec {
                        fill: None,
                        align: AlignUnknown,
@@ -658,7 +660,7 @@ mod tests {
     fn format_flags() {
         same("{:-}",
              &[NextArgument(Argument {
-                   position: ArgumentIs(0),
+                   position: ArgumentImplicitlyIs(0),
                    format: FormatSpec {
                        fill: None,
                        align: AlignUnknown,
@@ -670,7 +672,7 @@ mod tests {
                })]);
         same("{:+#}",
              &[NextArgument(Argument {
-                   position: ArgumentIs(0),
+                   position: ArgumentImplicitlyIs(0),
                    format: FormatSpec {
                        fill: None,
                        align: AlignUnknown,