corapi: block docs

License: MIT
Signed-off-by: Łukasz Magiera <magik6k@gmail.com>

interface.go

@@ -94,16 +94,35 @@ type UnixfsAPI interface {
 	Ls(context.Context, Path) ([]*Link, error)
 }
 
+// BlockAPI specifies the interface to the block layer
 type BlockAPI interface {
+	// Put imports raw block data, hashing it using specified settings.
 	Put(context.Context, io.Reader, ...options.BlockPutOption) (Path, error)
+
+	// WithFormat is an option for Put which specifies the multicodec to use to
+	// serialize the object. Default is "v0"
 	WithFormat(codec string) options.BlockPutOption
+
+	// WithHash is an option for Put which specifies the multihash settings to use
+	// when hashing the object. Default is mh.SHA2_256 (0x12).
+	// If mhLen is set to -1, default length for the hash will be used
 	WithHash(mhType uint64, mhLen int) options.BlockPutOption
 
+	// Get attempts to resolve the path and return a reader for data in the block
 	Get(context.Context, Path) (io.Reader, error)
 
+	// Rm removes the block specified by the path from local blockstore.
+	// By default an error will be returned if the block can't be found locally.
+	//
+	// NOTE: If the specified block is pinned it won't be removed and no error
+	// will be returned
 	Rm(context.Context, Path, ...options.BlockRmOption) error
+
+	// WithForce is an option for Rm which, when set to true, will ignore
+	// non-existing blocks
 	WithForce(force bool) options.BlockRmOption
 
+	// Stat returns information on
 	Stat(context.Context, Path) (BlockStat, error)
 }